Measurement

Length - Kilometre as a unit of measuring length

By the end of the lesson, the learner should be able to:

- Identify the kilometre (km) as a unit of measuring length in real life
- Demonstrate skills in measuring length in kilometres
- Appreciate the use of kilometre in measuring length

- Discuss the kilometre as a unit of measuring length in real life
- Study the signboards showing distance in kilometres
- Identify places that are approximately one kilometre away from the school

How do you measure distance?

Oxford Let's Do Mathematics, pg. 86
Signboard charts
Maps

- Observation - Oral questions - Written exercises

Measurement

Length - Estimating distance in kilometres
Length - Relationship between kilometre and metre

By the end of the lesson, the learner should be able to:

- Estimate distance in kilometres in real life situations
- Demonstrate skills in estimating distance in kilometres
- Show interest in estimating distance in kilometres

- Discuss in groups and estimate distance in kilometres practically using materials such as ropes
- Measure distance estimated and compare findings with others
- Estimate distances between different locations on a map

Why do you measure distance?

Oxford Let's Do Mathematics, pg. 87
100-metre strings
Maps
Oxford Let's Do Mathematics, pg. 88
Metre rule

- Observation - Oral questions - Written exercises

Measurement

Length - Converting kilometres to metres
Length - Converting metres to kilometres

By the end of the lesson, the learner should be able to:

- Convert kilometres to metres in real life situations
- Demonstrate skills in converting units of length
- Show interest in converting units of length

- Convert kilometres to metres using the relationship between the units
- Solve problems involving conversion from kilometres to metres
- Work in groups to convert various measurements

Why is it important to convert between units of length?

Oxford Let's Do Mathematics, pg. 89
Conversion charts
Oxford Let's Do Mathematics, pg. 90

- Observation - Oral questions - Written exercises

Measurement

Length - Addition of metres and kilometres
Length - Subtraction of metres and kilometres

By the end of the lesson, the learner should be able to:

- Add metres and kilometres in real life situations
- Demonstrate skills in adding measurements with different units
- Show interest in adding measurements

- Convert units to the same unit before adding
- Add metres and kilometres in real-life contexts
- Work in groups to solve addition problems involving length

How do we add measurements with different units?

Oxford Let's Do Mathematics, pg. 91
Metre rule
Place value charts
Oxford Let's Do Mathematics, pg. 93

- Observation - Oral questions - Written exercises

Measurement

Length - Multiplication of metres and kilometres
Length - Division of metres and kilometres

By the end of the lesson, the learner should be able to:

- Multiply metres and kilometres by whole numbers
- Demonstrate skills in multiplying measurements
- Show interest in multiplying measurements

- Multiply metres and kilometres by whole numbers
- Solve problems involving multiplication of length measurements
- Work in groups to solve multiplication problems

How do we multiply measurements by whole numbers?

Oxford Let's Do Mathematics, pg. 94
Number cards
Oxford Let's Do Mathematics, pg. 95

- Observation - Oral questions - Written exercises

Measurement

Length - Problem solving with length

By the end of the lesson, the learner should be able to:

- Solve problems involving length measurements
- Demonstrate skills in applying length concepts
- Show interest in solving problems involving length

- Solve word problems involving length measurements
- Apply length concepts in real-life contexts
- Work in groups to solve various problems

How do we solve real-life problems involving length?

Oxford Let's Do Mathematics, pg. 96
Word problem cards

- Observation - Oral questions - Written exercises

Measurement

Length - Practical applications of length

By the end of the lesson, the learner should be able to:

- Apply length measurements in practical situations
- Demonstrate skills in using length measurements
- Appreciate practical applications of length

- Measure distances in the school compound
- Apply length measurements in real-life contexts
- Work in groups to measure and record various distances

Where do we use length measurements in daily life?

Oxford Let's Do Mathematics, pg. 97
Measuring tapes
Metre rules

- Observation - Oral questions - Written exercises

Measurement

Length - Length conversions

By the end of the lesson, the learner should be able to:

- Convert between different units of length
- Demonstrate skills in converting units
- Show interest in converting units of length

- Practice converting between different units of length
- Solve problems involving conversion of units
- Work in groups to convert various measurements

Why is it important to convert between units?

Oxford Let's Do Mathematics, pg. 97
Conversion charts

- Observation - Oral questions - Written exercises

Measurement

Area - Square centimetre as a unit of area

By the end of the lesson, the learner should be able to:

- Use the square centimetre (cm²) as a unit of measuring area
- Demonstrate skills in measuring area in square centimetres
- Appreciate using square centimetre in measuring area

- Measure, trace and cut out 1 cm by 1 cm units
- Refer to the area of each as one square centimetre (1 cm²)
- Cover given surfaces using 1-centimetre square cut-outs and count to get the area

How can you determine the area of different surfaces?

Oxford Let's Do Mathematics, pg. 98
1 cm² cut-outs
Ruler

- Observation - Oral questions - Written exercises

Measurement

Area - Area of rectangles

By the end of the lesson, the learner should be able to:

- Work out area of rectangles in square centimetres
- Demonstrate skills in calculating area of rectangles
- Show interest in finding area of rectangles

- Cover rectangular surfaces with 1 cm² cut-outs
- Count the number of square units to find the area
- Establish area of rectangles as length × width
- Measure the sides and calculate the area

What is the formula for finding the area of a rectangle?

Oxford Let's Do Mathematics, pg. 99
1 cm² cut-outs
Ruler

- Observation - Oral questions - Written exercises

Measurement

Area - Area of squares

By the end of the lesson, the learner should be able to:

- Work out area of squares in square centimetres
- Demonstrate skills in calculating area of squares
- Appreciate finding area of squares

- Cover square surfaces with 1 cm² cut-outs
- Count the number of square units to find the area
- Establish area of squares as side × side
- Measure the sides and calculate the area

What is the formula for finding the area of a square?

Oxford Let's Do Mathematics, pg. 101
1 cm² cut-outs
Ruler

- Observation - Oral questions - Written exercises

Measurement

Area - Problem solving with area

By the end of the lesson, the learner should be able to:

- Solve problems involving area
- Demonstrate skills in applying area concepts
- Show interest in solving problems involving area

- Solve word problems involving area
- Apply area concepts in real-life contexts
- Work in groups to solve various problems

How do we use area measurements in real life?

Oxford Let's Do Mathematics, pg. 102
Word problem cards

- Observation - Oral questions - Written exercises

Measurement

Area - Areas of composite shapes

By the end of the lesson, the learner should be able to:

- Calculate areas of composite shapes made of rectangles and squares
- Demonstrate skills in finding areas of composite shapes
- Appreciate finding areas of composite shapes

- Break down composite shapes into rectangles and squares
- Find the area of each part and add them together
- Work in groups to find areas of various composite shapes

How do we find the area of composite shapes?

Oxford Let's Do Mathematics, pg. 103
1 cm² cut-outs
Ruler

- Observation - Oral questions - Written exercises

Measurement

Area - Practical applications of area

By the end of the lesson, the learner should be able to:

- Apply area measurements in practical situations
- Demonstrate skills in using area measurements
- Show interest in practical applications of area

- Measure and calculate the area of various surfaces in the classroom
- Apply area measurements in real-life contexts
- Work in groups to measure and record various areas

Where do we use area measurements in daily life?

Oxford Let's Do Mathematics, pg. 103
1 cm² cut-outs
Ruler

- Observation - Oral questions - Written exercises

Measurement

Volume - Cubic centimetre as a unit of volume

By the end of the lesson, the learner should be able to:

- Identify the cubic centimetre (cm³) as a unit of measuring volume
- Demonstrate skills in identifying cubic centimetre
- Appreciate cubic centimetre as a unit of volume

- Measure the sides of a 1 cm cube and identify it as a unit of measuring volume
- Make cubes using clay or plasticine
- Work in groups to make and identify 1 cm³ cubes

Where is volume applicable in real life?

Oxford Let's Do Mathematics, pg. 104
1 cm³ cubes
Clay or plasticine

- Observation - Oral questions - Written exercises

Measurement

Volume - Volume using one-centimetre cubes

By the end of the lesson, the learner should be able to:

- Calculate volume by counting cubes
- Demonstrate skills in finding volume using cubes
- Show interest in finding volume using cubes

- Pile one-centimetre cubes to make layers
- Count the total number of cubes in the stack
- Work in groups to build and find volume of various structures

How do we find volume by counting cubes?

Oxford Let's Do Mathematics, pg. 105
1 cm³ cubes

- Observation - Oral questions - Written exercises

Measurement

Volume - Formula for volume of cuboid

By the end of the lesson, the learner should be able to:

- Derive the formula for volume of cuboid as v = l × w × h practically
- Demonstrate skills in deriving formula for volume
- Appreciate relationship between dimensions and volume

- Arrange cubes along length, width and vary the number of layers
- Count the number of cubes used and record
- Establish the formula for volume of cuboid as v = l × w × h
- Work in groups to verify the formula

How do we calculate the volume of a cuboid?

Oxford Let's Do Mathematics, pg. 106
1 cm³ cubes

- Observation - Oral questions - Written exercises

Measurement

Volume - Calculating volume of cuboids

By the end of the lesson, the learner should be able to:

- Work out volume of cuboids in cubic centimetres using the formula
- Demonstrate skills in calculating volume of cuboids
- Show interest in calculating volume of cuboids

- Measure the dimensions of cuboids
- Apply the formula v = l × w × h to calculate volume
- Work in groups to calculate volumes of various cuboids

How do we apply the formula for volume of a cuboid?

Oxford Let's Do Mathematics, pg. 107
Cuboids
Ruler

- Observation - Oral questions - Written exercises

Measurement

Volume - Formula for volume of cube

By the end of the lesson, the learner should be able to:

- Derive the formula for volume of cube as v = s × s × s practically
- Demonstrate skills in deriving formula for volume
- Appreciate the relationship between the side and volume

- Arrange cubes to form larger cubes
- Count the number of cubes used and record
- Establish the formula for volume of cube as v = s × s × s
- Work in groups to verify the formula

How do we calculate the volume of a cube?

Oxford Let's Do Mathematics, pg. 108
1 cm³ cubes

- Observation - Oral questions - Written exercises

Measurement

Volume - Calculating volume of cubes

By the end of the lesson, the learner should be able to:

- Work out volume of cubes in cubic centimetres using the formula
- Demonstrate skills in calculating volume of cubes
- Show interest in calculating volume of cubes

- Measure the side of cubes
- Apply the formula v = s × s × s to calculate volume
- Work in groups to calculate volumes of various cubes

How do we apply the formula for volume of a cube?

Oxford Let's Do Mathematics, pg. 109
Cubes
Ruler

- Observation - Oral questions - Written exercises

Measurement

Volume - Problem solving with volume

By the end of the lesson, the learner should be able to:

- Solve problems involving volume
- Demonstrate skills in applying volume concepts
- Appreciate problem solving with volume

- Solve word problems involving volume
- Apply volume concepts in real-life contexts
- Work in groups to solve various problems

How do we use volume measurements in real life?

Oxford Let's Do Mathematics, pg. 110
Word problem cards

- Observation - Oral questions - Written exercises

Measurement

Volume - Working out volume of 3D objects

By the end of the lesson, the learner should be able to:

- Calculate volumes of different 3D objects
- Demonstrate skills in measuring and calculating volumes
- Show interest in finding volumes of objects

- Measure the dimensions of various 3D objects
- Calculate the volumes using appropriate formulas
- Work in groups to find volumes of different objects

How do we find volumes of objects in our environment?

Oxford Let's Do Mathematics, pg. 111
Various 3D objects
Ruler

- Observation - Oral questions - Written exercises

Measurement

Capacity - Millilitre as a unit of capacity

By the end of the lesson, the learner should be able to:

- Identify the millilitre as a unit of measuring capacity
- Demonstrate skills in identifying millilitre
- Appreciate millilitre as a unit of capacity

- Fill a teaspoon with water and divide into 5 equal parts
- Identify each part as 1 millilitre
- Work in groups to demonstrate the unit of millilitre

Where are litres and millilitres used in day-to-day life?

Oxford Let's Do Mathematics, pg. 113
Teaspoons
Water
Containers

- Observation - Oral questions - Written exercises

Measurement

Capacity - Measuring capacity in millilitres

By the end of the lesson, the learner should be able to:

- Measure capacity in millilitres
- Demonstrate skills in measuring capacity
- Show interest in measuring capacity

- Pour water into containers using teaspoons
- Mark the levels for multiples of 5 millilitres
- Use the containers to measure capacity in millilitres
- Work in groups to measure capacity of different containers

How do we measure capacity in millilitres?

Oxford Let's Do Mathematics, pg. 114
Teaspoons
Water
Containers
Measuring cylinder

- Observation - Oral questions - Written exercises

Measurement

Capacity - Estimating capacity in millilitres

By the end of the lesson, the learner should be able to:

- Estimate and measure capacity in multiples of 5 millilitres
- Demonstrate skills in estimating capacity
- Appreciate estimating capacity

- Estimate the capacity of different containers in millilitres
- Measure the capacity to verify estimates
- Work in groups to estimate and measure capacity of various containers

Why is it important to estimate capacity?

Oxford Let's Do Mathematics, pg. 115
Water
Containers
Measuring cylinder

- Observation - Oral questions - Written exercises

Measurement

Capacity - Relationship between litres and millilitres

By the end of the lesson, the learner should be able to:

- Identify the relationship between litres and millilitres
- Demonstrate skills in establishing relationship between units
- Show interest in the relationship between units

- Fill a one-litre bottle using a 100-ml bottle
- Count how many 100-ml bottles make one litre
- Establish that 1000 millilitres make 1 litre
- Work in groups to verify the relationship

How many millilitres make one litre?

Oxford Let's Do Mathematics, pg. 116
1-litre bottle
100-ml bottle
Water

- Observation - Oral questions - Written exercises

Measurement

Capacity - Converting litres to millilitres

By the end of the lesson, the learner should be able to:

- Convert litres to millilitres
- Demonstrate skills in converting units of capacity
- Appreciate converting units of capacity

- Convert litres to millilitres using the relationship between the units
- Solve problems involving conversion from litres to millilitres
- Work in groups to convert various measurements

How do we convert litres to millilitres?

Oxford Let's Do Mathematics, pg. 117
Conversion charts

- Observation - Oral questions - Written exercises

Measurement

Capacity - Converting millilitres to litres

By the end of the lesson, the learner should be able to:

- Convert millilitres to litres
- Demonstrate skills in converting units of capacity
- Show interest in converting units of capacity

- Convert millilitres to litres using the relationship between the units
- Solve problems involving conversion from millilitres to litres
- Work in groups to convert various measurements

How do we convert millilitres to litres?

Oxford Let's Do Mathematics, pg. 118
Conversion charts

- Observation - Oral questions - Written exercises

Measurement

Capacity - Addition of capacity

By the end of the lesson, the learner should be able to:

- Add litres and millilitres
- Demonstrate skills in adding measurements of capacity
- Appreciate addition of capacity measurements

- Convert units to the same unit before adding
- Add litres and millilitres in real-life contexts
- Work in groups to solve addition problems involving capacity

How do we add measurements of capacity?

Oxford Let's Do Mathematics, pg. 119
Place value charts

- Observation - Oral questions - Written exercises

Measurement

Capacity - Subtraction of capacity

By the end of the lesson, the learner should be able to:

- Subtract litres and millilitres
- Demonstrate skills in subtracting measurements of capacity
- Show interest in subtraction of capacity measurements

- Convert units to the same unit before subtracting
- Subtract litres and millilitres in real-life contexts
- Work in groups to solve subtraction problems involving capacity

How do we subtract measurements of capacity?

Oxford Let's Do Mathematics, pg. 120
Place value charts

- Observation - Oral questions - Written exercises

Measurement

Capacity - Multiplication of capacity

By the end of the lesson, the learner should be able to:

- Multiply litres and millilitres by whole numbers
- Demonstrate skills in multiplying capacity measurements
- Appreciate multiplication of capacity measurements

- Multiply litres and millilitres by whole numbers
- Solve problems involving multiplication of capacity measurements
- Work in groups to solve multiplication problems

How do we multiply measurements of capacity?

Oxford Let's Do Mathematics, pg. 121
Number cards

- Observation - Oral questions - Written exercises

Measurement

Capacity - Division of capacity

By the end of the lesson, the learner should be able to:

- Divide litres and millilitres by whole numbers
- Demonstrate skills in dividing capacity measurements
- Show interest in division of capacity measurements

- Divide litres and millilitres by whole numbers
- Solve problems involving division of capacity measurements
- Work in groups to solve division problems

How do we divide measurements of capacity?

Oxford Let's Do Mathematics, pg. 122
Number cards

- Observation - Oral questions - Written exercises

Measurement

Capacity - Problem solving with capacity

By the end of the lesson, the learner should be able to:

- Solve problems involving capacity
- Demonstrate skills in applying capacity concepts
- Appreciate problem solving with capacity

- Solve word problems involving capacity
- Apply capacity concepts in real-life contexts
- Work in groups to solve various problems

How do we use capacity measurements in real life?

Oxford Let's Do Mathematics, pg. 123
Word problem cards

- Observation - Oral questions - Written exercises

Measurement

Capacity - Practical applications of capacity

By the end of the lesson, the learner should be able to:

- Apply capacity measurements in practical situations
- Demonstrate skills in using capacity measurements
- Show interest in practical applications of capacity

- Measure the capacity of various containers
- Apply capacity measurements in real-life contexts
- Work in groups to measure and record capacity of different containers

Where do we use capacity measurements in daily life?

Oxford Let's Do Mathematics, pg. 124
Various containers
Water
Measuring cylinder

- Observation - Oral questions - Written exercises

Measurement

Mass - Gram as a unit of mass

By the end of the lesson, the learner should be able to:

- Identify the gram as a unit of measuring mass
- Demonstrate skills in identifying gram
- Appreciate gram as a unit of mass

- Scoop a teaspoonful of soil or sand
- Divide the amount into 5 equal groups to represent 1 gram each
- Work in groups to identify 1 gram amounts

What is the importance of measuring mass?

Oxford Let's Do Mathematics, pg. 125
Teaspoons
Soil or sand
Electronic weighing scale

- Observation - Oral questions - Written exercises

Measurement

Mass - Measuring mass in grams

By the end of the lesson, the learner should be able to:

- Measure mass in grams
- Demonstrate skills in measuring mass
- Show interest in measuring mass

- Use a beam balance or electronic weighing machine to measure mass of various items in grams
- Record the measurements
- Work in groups to measure and record the mass of different items

How do we measure mass in grams?

Oxford Let's Do Mathematics, pg. 126
Beam balance
Electronic weighing machine
Various objects

- Observation - Oral questions - Written exercises

Measurement

Mass - Estimating mass in grams

By the end of the lesson, the learner should be able to:

- Estimate and measure mass in grams
- Demonstrate skills in estimating mass
- Appreciate estimating mass

- Estimate the mass of different objects in grams
- Measure the mass to verify estimates
- Work in groups to estimate and measure mass of various objects

Why is it important to estimate mass?

Oxford Let's Do Mathematics, pg. 127
Beam balance
Electronic weighing machine
Various objects

- Observation - Oral questions - Written exercises

Measurement

Mass - Relationship between kilogram and gram

By the end of the lesson, the learner should be able to:

- Identify the relationship between kilogram and gram
- Demonstrate skills in establishing relationship between units
- Show interest in the relationship between units

- Put a 1 kg mass on one side of a beam balance
- Balance it with 100-g masses on the other side
- Count how many 100-g masses balance the 1-kg mass
- Establish that 1000 grams make 1 kilogram

How many grams make one kilogram?

Oxford Let's Do Mathematics, pg. 128
Beam balance
1-kg mass
100-g masses

- Observation - Oral questions - Written exercises

Measurement

Mass - Converting kilograms to grams

By the end of the lesson, the learner should be able to:

- Convert kilograms to grams
- Demonstrate skills in converting units of mass
- Appreciate converting units of mass

- Convert kilograms to grams using the relationship between the units
- Solve problems involving conversion from kilograms to grams
- Work in groups to convert various measurements

How do we convert kilograms to grams?

Oxford Let's Do Mathematics, pg. 129
Conversion charts

- Observation - Oral questions - Written exercises

Measurement

Mass - Converting grams to kilograms

By the end of the lesson, the learner should be able to:

- Convert grams to kilograms
- Demonstrate skills in converting units of mass
- Show interest in converting units of mass

- Convert grams to kilograms using the relationship between the units
- Solve problems involving conversion from grams to kilograms
- Work in groups to convert various measurements

How do we convert grams to kilograms?

Oxford Let's Do Mathematics, pg. 130
Conversion charts

- Observation - Oral questions - Written exercises

Measurement

Mass - Addition of mass

By the end of the lesson, the learner should be able to:

- Add grams and kilograms
- Demonstrate skills in adding measurements of mass
- Appreciate addition of mass measurements

- Convert units to the same unit before adding
- Add grams and kilograms in real-life contexts
- Work in groups to solve addition problems involving mass

How do we add measurements of mass?

Oxford Let's Do Mathematics, pg. 131
Place value charts

- Observation - Oral questions - Written exercises

Measurement

Mass - Subtraction of mass

By the end of the lesson, the learner should be able to:

- Subtract grams and kilograms
- Demonstrate skills in subtracting measurements of mass
- Show interest in subtraction of mass measurements

- Convert units to the same unit before subtracting
- Subtract grams and kilograms in real-life contexts
- Work in groups to solve subtraction problems involving mass

How do we subtract measurements of mass?

Oxford Let's Do Mathematics, pg. 132
Place value charts

- Observation - Oral questions - Written exercises

Measurement

Mass - Multiplication of mass

By the end of the lesson, the learner should be able to:

- Multiply grams and kilograms by whole numbers
- Demonstrate skills in multiplying mass measurements
- Appreciate multiplication of mass measurements

- Multiply grams and kilograms by whole numbers
- Solve problems involving multiplication of mass measurements
- Work in groups to solve multiplication problems

How do we multiply measurements of mass?

Oxford Let's Do Mathematics, pg. 133
Number cards

- Observation - Oral questions - Written exercises

Measurement

Mass - Division of mass

By the end of the lesson, the learner should be able to:

- Divide grams and kilograms by whole numbers
- Demonstrate skills in dividing mass measurements
- Show interest in division of mass measurements

- Divide grams and kilograms by whole numbers
- Solve problems involving division of mass measurements
- Work in groups to solve division problems

How do we divide measurements of mass?

Oxford Let's Do Mathematics, pg. 134
Number cards

- Observation - Oral questions - Written exercises

Measurement

Mass - Problem solving with mass

By the end of the lesson, the learner should be able to:

- Solve problems involving mass
- Demonstrate skills in applying mass concepts
- Appreciate problem solving with mass

- Solve word problems involving mass
- Apply mass concepts in real-life contexts
- Work in groups to solve various problems

How do we use mass measurements in real life?

Oxford Let's Do Mathematics, pg. 135
Word problem cards

- Observation - Oral questions - Written exercises

Measurement

Mass - Practical applications of mass

By the end of the lesson, the learner should be able to:

- Apply mass measurements in practical situations
- Demonstrate skills in using mass measurements
- Show interest in practical applications of mass

- Measure the mass of various objects
- Apply mass measurements in real-life contexts
- Work in groups to measure and record mass of different objects

Where do we use mass measurements in daily life?

Oxford Let's Do Mathematics, pg. 136
Beam balance
Electronic weighing machine
Various objects

- Observation - Oral questions - Written exercises

Measurement

Time - Second as a unit of time

By the end of the lesson, the learner should be able to:

- Identify the second as a unit of measuring time
- Demonstrate skills in identifying second
- Appreciate second as a unit of time

- Discuss and identify second hand from a clock
- Carry out activities taking 10 seconds and relate to 1 second
- Measure time taken to do various activities in seconds

How can we read and tell time?

Oxford Let's Do Mathematics, pg. 138
Analog clocks
Stop watches

- Observation - Oral questions - Written exercises

Measurement

Time - Relationship between minute and second

By the end of the lesson, the learner should be able to:

- Identify the relationship between minute and second
- Demonstrate skills in establishing relationship between units
- Show interest in the relationship between units

- Establish the relationship between seconds and minute using a clock or stopwatch
- Count the number of seconds in one minute
- Work in groups to verify the relationship

How many seconds make one minute?

Oxford Let's Do Mathematics, pg. 139
Analog clocks
Stop watches

- Observation - Oral questions - Written exercises

Measurement

Time - Converting minutes to seconds

By the end of the lesson, the learner should be able to:

- Convert minutes to seconds
- Demonstrate skills in converting units of time
- Appreciate converting units of time

- Convert minutes to seconds using the relationship between the units
- Solve problems involving conversion from minutes to seconds
- Work in groups to convert various time measurements

How do we convert minutes to seconds?

Oxford Let's Do Mathematics, pg. 140
Conversion charts

- Observation - Oral questions - Written exercises

Measurement

Time - Converting seconds to minutes

By the end of the lesson, the learner should be able to:

- Convert seconds to minutes
- Demonstrate skills in converting units of time
- Show interest in converting units of time

- Convert seconds to minutes using the relationship between the units
- Solve problems involving conversion from seconds to minutes
- Work in groups to convert various time measurements

How do we convert seconds to minutes?

Oxford Let's Do Mathematics, pg. 141
Conversion charts

- Observation - Oral questions - Written exercises

Measurement

Time - Addition of time

By the end of the lesson, the learner should be able to:

- Add minutes and seconds with conversion
- Demonstrate skills in adding time measurements
- Appreciate addition of time measurements

- Add minutes and seconds with conversion where necessary
- Solve problems involving addition of time
- Work in groups to solve addition problems involving time

How do we add measurements of time?

Oxford Let's Do Mathematics, pg. 142
Place value charts

- Observation - Oral questions - Written exercises

Measurement

Time - Subtraction of time

By the end of the lesson, the learner should be able to:

- Subtract minutes and seconds with conversion
- Demonstrate skills in subtracting time measurements
- Show interest in subtraction of time measurements

- Subtract minutes and seconds with conversion where necessary
- Solve problems involving subtraction of time
- Work in groups to solve subtraction problems involving time

How do we subtract measurements of time?

Oxford Let's Do Mathematics, pg. 143
Place value charts

- Observation - Oral questions - Written exercises

Measurement

Time - Multiplication of time

By the end of the lesson, the learner should be able to:

- Multiply minutes and seconds by whole numbers
- Demonstrate skills in multiplying time measurements
- Appreciate multiplication of time measurements

- Multiply minutes and seconds by whole numbers
- Solve problems involving multiplication of time measurements
- Work in groups to solve multiplication problems

How do we multiply measurements of time?

Oxford Let's Do Mathematics, pg. 144
Number cards

- Observation - Oral questions - Written exercises

Measurement

Time - Division of time

By the end of the lesson, the learner should be able to:

- Divide minutes and seconds by whole numbers
- Demonstrate skills in dividing time measurements
- Show interest in division of time measurements

- Divide minutes and seconds by whole numbers
- Solve problems involving division of time measurements
- Work in groups to solve division problems

How do we divide measurements of time?

Oxford Let's Do Mathematics, pg. 145
Number cards

- Observation - Oral questions - Written exercises

Measurement

Time - Problem solving with time

By the end of the lesson, the learner should be able to:

- Solve problems involving time
- Demonstrate skills in applying time concepts
- Appreciate problem solving with time

- Solve word problems involving time
- Apply time concepts in real-life contexts
- Work in groups to solve various problems

How do we use time measurements in real life?

Oxford Let's Do Mathematics, pg. 146
Word problem cards

- Observation - Oral questions - Written exercises

Measurement

Time - Reading digital time

By the end of the lesson, the learner should be able to:

- Read time in seconds from a digital clock
- Demonstrate skills in reading digital time
- Show interest in reading digital time

- Use digital devices to read time in seconds
- Compare analog and digital time
- Work in groups to read and record time from digital devices

What are the advantages of digital clocks?

Oxford Let's Do Mathematics, pg. 147
Digital clocks
Digital watches

- Observation - Oral questions - Written exercises