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SCHEME OF WORK
Mathematics
Form 3 2025
TERM III
School


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WK LSN TOPIC SUB-TOPIC OBJECTIVES T/L ACTIVITIES T/L AIDS REFERENCE REMARKS
1

Opening and administration of opener exam

2 1-2
Formulae and Variations
Introduction to formulae
Subject of a formula - basic cases
Subject of a formula - intermediate cases
By the end of the lesson, the learner should be able to:
Define formulae and identify formula components
Recognize formulae in everyday contexts
Understand the relationship between variables
Appreciate the importance of formulae in mathematics
Make simple variables the subject of formulae
Apply inverse operations to rearrange formulae
Understand the concept of subject change
Solve basic subject transformation problems
Q/A on familiar formulae from daily life
Discussions on cooking recipes as formulae
Analyzing distance-time relationships using walking examples
Demonstrations using perimeter and area calculations
Explaining formula notation using simple examples
Q/A on inverse operations using number examples
Discussions on formula rearrangement using balance method
Solving basic subject change problems using step-by-step approach
Demonstrations using see-saw balance analogy
Explaining inverse operations using practical examples
Chalk and blackboard, measuring tape or string, exercise books
Chalk and blackboard, simple balance (stones and stick), exercise books
Chalk and blackboard, fraction strips made from paper, exercise books
KLB Mathematics Book Three Pg 191-193
2 3
Formulae and Variations
Subject of a formula - advanced cases
By the end of the lesson, the learner should be able to:
Make variables subject in complex formulae
Handle square roots and quadratic expressions
Apply advanced algebraic manipulation
Solve challenging subject transformation problems
Q/A on advanced manipulation using careful steps
Discussions on square root handling using examples
Solving complex problems using systematic approach
Demonstrations using detailed blackboard work
Explaining quadratic handling using factoring
Chalk and blackboard, squared paper patterns, exercise books
KLB Mathematics Book Three Pg 191-193
2 4
Formulae and Variations
Applications of formula manipulation
By the end of the lesson, the learner should be able to:
Apply formula rearrangement to practical problems
Solve real-world problems using formula manipulation
Calculate unknown quantities in various contexts
Interpret results in meaningful situations
Q/A on practical applications using local examples
Discussions on real-world formula use in farming/building
Solving application problems using formula rearrangement
Demonstrations using construction and farming scenarios
Explaining practical interpretation using community examples
Chalk and blackboard, local measurement tools, exercise books
KLB Mathematics Book Three Pg 191-193
2 5
Formulae and Variations
Introduction to variation
Direct variation - introduction
By the end of the lesson, the learner should be able to:
Understand the concept of variation
Distinguish between variables and constants
Recognize variation in everyday situations
Identify different types of variation
Q/A on variable relationships using daily examples
Discussions on changing quantities in nature and commerce
Analyzing variation patterns using local market prices
Demonstrations using speed-time relationships
Explaining variation types using practical examples
Chalk and blackboard, local price lists from markets, exercise books
Chalk and blackboard, beans or stones for counting, exercise books
KLB Mathematics Book Three Pg 194-196
2 6
Sequences and Series
Introduction to sequences and finding terms
By the end of the lesson, the learner should be able to:
Define sequences and identify sequence patterns
Find next terms using established patterns
Recognize different types of sequence patterns
Apply pattern recognition systematically
Q/A on number patterns from daily life
Discussions on counting patterns using classroom arrangements
Solving pattern completion problems step-by-step
Demonstrations using bead or stone arrangements
Explaining sequence terminology and pattern continuation
Chalk and blackboard, stones or beans for patterns, exercise books
KLB Mathematics Book Three Pg 207-208
2 7
Sequences and Series
General term of sequences and applications
By the end of the lesson, the learner should be able to:
Develop general rules for sequences
Express the nth term using algebraic notation
Find specific terms using general formulas
Apply sequence concepts to practical problems
Q/A on rule formulation using systematic approach
Discussions on algebraic expression development
Solving general term and application problems
Demonstrations using position-value relationships
Explaining practical relevance using community examples
Chalk and blackboard, numbered cards made from paper, exercise books
KLB Mathematics Book Three Pg 207-208
3 1-2
Sequences and Series
Arithmetic sequences and nth term
Arithmetic sequence applications
Geometric sequences and nth term
By the end of the lesson, the learner should be able to:
Define arithmetic sequences and common differences
Calculate common differences correctly
Derive and apply the nth term formula
Solve problems using arithmetic sequence concepts
Define geometric sequences and common ratios
Calculate common ratios correctly
Derive and apply the geometric nth term formula
Understand exponential growth patterns
Q/A on arithmetic patterns using step-by-step examples
Discussions on constant difference patterns and formula derivation
Solving arithmetic sequence problems systematically
Demonstrations using equal-step progressions
Explaining formula structure using algebraic reasoning
Q/A on geometric patterns using multiplication examples
Discussions on ratio-based progressions and formula derivation
Solving geometric sequence problems systematically
Demonstrations using doubling and scaling examples
Explaining exponential structure using practical examples
Chalk and blackboard, measuring tape or string, exercise books
Chalk and blackboard, local employment/savings examples, exercise books
Chalk and blackboard, objects for doubling demonstrations, exercise books
KLB Mathematics Book Three Pg 209-210
KLB Mathematics Book Three Pg 211-213
3 3
Sequences and Series
Geometric sequence applications
By the end of the lesson, the learner should be able to:
Solve complex geometric sequence problems
Apply geometric sequences to real-world problems
Handle population growth and depreciation problems
Model exponential patterns using sequences
Q/A on practical applications using population/growth examples
Discussions on exponential growth in nature and economics
Solving real-world problems using geometric methods
Demonstrations using population and business scenarios
Explaining practical interpretation using meaningful contexts
Chalk and blackboard, population/growth data examples, exercise books
KLB Mathematics Book Three Pg 211-213
3 4
Sequences and Series
Arithmetic series and sum formula
Geometric series and applications
By the end of the lesson, the learner should be able to:
Define arithmetic series as sums of sequences
Derive the sum formula for arithmetic series
Apply the arithmetic series formula systematically
Calculate sums efficiently using the formula
Q/A on series concepts using summation examples
Discussions on sequence-to-series relationships and formula derivation
Solving arithmetic series problems using step-by-step approach
Demonstrations using cumulative sum examples
Explaining derivation logic using algebraic reasoning
Chalk and blackboard, counting materials for summation, exercise books
Chalk and blackboard, convergence demonstration materials, exercise books
KLB Mathematics Book Three Pg 214-215
3 5
Sequences and Series
Mixed problems and advanced applications
By the end of the lesson, the learner should be able to:
Combine arithmetic and geometric concepts
Solve complex mixed sequence and series problems
Apply appropriate methods for different types
Model real-world situations using mathematical sequences
Q/A on problem type identification using systematic analysis
Discussions on method selection and comprehensive applications
Solving mixed problems using appropriate techniques
Demonstrations using interdisciplinary scenarios
Explaining method choice using logical reasoning
Chalk and blackboard, mixed problem collections, exercise books
KLB Mathematics Book Three Pg 207-219
3 6
Sequences and Series
Sequences in nature and technology
By the end of the lesson, the learner should be able to:
Identify mathematical patterns in natural phenomena
Analyze sequences in biological and technological contexts
Apply sequence concepts to environmental problems
Appreciate mathematics in the natural and modern world
Q/A on natural and technological patterns using examples
Discussions on biological sequences and digital applications
Solving nature and technology-based problems
Demonstrations using natural pattern examples
Explaining mathematical beauty using real phenomena
Chalk and blackboard, natural and technology examples, exercise books
KLB Mathematics Book Three Pg 207-219
3 7
Vectors (II)
Coordinates in two dimensions
Coordinates in three dimensions
By the end of the lesson, the learner should be able to:
Identify the coordinates of a point in two dimensions
Plot points on coordinate planes accurately
Understand position representation using coordinates
Apply coordinate concepts to practical situations
Q/A on coordinate identification using grid references
Discussions on map reading and location finding
Solving coordinate plotting problems using systematic methods
Demonstrations using classroom grid systems and floor patterns
Explaining coordinate applications using local maps and directions
Chalk and blackboard, squared paper or grid drawn on ground, exercise books
Chalk and blackboard, 3D models made from sticks and clay, exercise books
KLB Mathematics Book Three Pg 221-222
4 1-2
Vectors (II)
Column and position vectors in three dimensions
Position vectors and applications
By the end of the lesson, the learner should be able to:
Find a displacement and represent it in column vector
Calculate the position vector
Express vectors in column form
Apply column vector notation systematically
Calculate the position vector
Apply position vectors to geometric problems
Find distances using position vector methods
Solve positioning problems systematically
Q/A on displacement representation using movement examples
Discussions on vector notation using organized column format
Solving column vector problems using systematic methods
Demonstrations using physical movement and direction examples
Explaining vector components using practical displacement
Q/A on position vector calculation using origin references
Discussions on position determination using coordinate methods
Solving position vector problems using systematic calculation
Demonstrations using fixed origin and variable endpoints
Explaining position concepts using practical location examples
Chalk and blackboard, movement demonstration space, exercise books
Chalk and blackboard, origin marking systems, exercise books
KLB Mathematics Book Three Pg 223-224
KLB Mathematics Book Three Pg 224
4 3
Vectors (II)
Column vectors in terms of unit vectors i, j, k
Vector operations using unit vectors
By the end of the lesson, the learner should be able to:
Express vectors in terms of unit vectors
Convert between column and unit vector notation
Understand the standard basis vector system
Apply unit vector representation systematically
Q/A on unit vector concepts using direction examples
Discussions on component representation using organized methods
Solving unit vector problems using systematic conversion
Demonstrations using perpendicular direction examples
Explaining basis vector concepts using coordinate axes
Chalk and blackboard, direction indicators, unit vector reference charts, exercise books
Chalk and blackboard, component calculation aids, exercise books
KLB Mathematics Book Three Pg 226-228
4 4
Vectors (II)
Magnitude of a vector in three dimensions
By the end of the lesson, the learner should be able to:
Calculate the magnitude of a vector in three dimensions
Apply the 3D magnitude formula systematically
Find vector lengths in spatial contexts
Solve magnitude problems accurately
Q/A on 3D magnitude using extended Pythagorean methods
Discussions on spatial distance calculation using 3D techniques
Solving 3D magnitude problems using systematic calculation
Demonstrations using 3D distance examples
Explaining 3D magnitude using practical spatial examples
Chalk and blackboard, 3D measurement aids, exercise books
KLB Mathematics Book Three Pg 229-230
4 5
Vectors (II)
Magnitude applications and unit vectors
By the end of the lesson, the learner should be able to:
Calculate the magnitude of a vector in three dimensions
Find unit vectors from given vectors
Apply magnitude concepts to practical problems
Use magnitude in vector normalization
Q/A on magnitude and unit vector relationships
Discussions on normalization and direction finding
Solving magnitude and unit vector problems
Demonstrations using direction and length separation
Explaining practical applications using navigation examples
Chalk and blackboard, direction finding aids, exercise books
KLB Mathematics Book Three Pg 229-230
4 6
Vectors (II)
Parallel vectors
Collinearity
By the end of the lesson, the learner should be able to:
Identify parallel vectors
Determine when vectors are parallel
Apply parallel vector properties
Use scalar multiples in parallel relationships
Q/A on parallel identification using scalar multiple methods
Discussions on parallel relationships using geometric examples
Solving parallel vector problems using systematic testing
Demonstrations using parallel line and direction examples
Explaining parallel concepts using geometric reasoning
Chalk and blackboard, parallel line demonstrations, exercise books
Chalk and blackboard, straight-line demonstrations, exercise books
KLB Mathematics Book Three Pg 231-232
4 7
Vectors (II)
Advanced collinearity applications
By the end of the lesson, the learner should be able to:
Show that points are collinear
Apply collinearity to complex geometric problems
Integrate parallel and collinearity concepts
Solve advanced alignment problems
Q/A on advanced collinearity using complex scenarios
Discussions on geometric proof using vector methods
Solving challenging collinearity problems
Demonstrations using complex geometric constructions
Explaining advanced applications using comprehensive examples
Chalk and blackboard, complex geometric aids, exercise books
KLB Mathematics Book Three Pg 232-234
5 1-2
Vectors (II)
Proportional division of a line
External division of a line
Combined internal and external division
By the end of the lesson, the learner should be able to:
Divide a line internally in the given ratio
Apply the internal division formula
Calculate division points using vector methods
Understand proportional division concepts
Divide a line externally in the given ratio
Apply the external division formula
Distinguish between internal and external division
Solve external division problems accurately
Q/A on internal division using systematic formula application
Discussions on ratio division using proportional methods
Solving internal division problems using organized approaches
Demonstrations using internal point construction examples
Explaining internal division using geometric visualization
Q/A on external division using systematic formula application
Discussions on external point calculation using vector methods
Solving external division problems using careful approaches
Demonstrations using external point construction examples
Explaining external division using extended line concepts
Chalk and blackboard, internal division models, exercise books
Chalk and blackboard, external division models, exercise books
Chalk and blackboard, combined division models, exercise books
KLB Mathematics Book Three Pg 237-238
KLB Mathematics Book Three Pg 238-239
5 3
Vectors (II)
Ratio theorem
By the end of the lesson, the learner should be able to:
Express position vectors
Apply the ratio theorem to geometric problems
Use ratio theorem in complex calculations
Find position vectors using ratio relationships
Q/A on ratio theorem application using systematic methods
Discussions on position vector calculation using ratio methods
Solving ratio theorem problems using organized approaches
Demonstrations using ratio-based position finding
Explaining theorem applications using logical reasoning
Chalk and blackboard, ratio theorem aids, exercise books
KLB Mathematics Book Three Pg 240-242
5 4
Vectors (II)
Advanced ratio theorem applications
By the end of the lesson, the learner should be able to:
Find the position vector
Apply ratio theorem to complex scenarios
Solve multi-step ratio problems
Use ratio theorem in geometric proofs
Q/A on advanced ratio applications using complex problems
Discussions on multi-step ratio calculation
Solving challenging ratio problems using systematic methods
Demonstrations using comprehensive ratio examples
Explaining advanced applications using detailed reasoning
Chalk and blackboard, advanced ratio models, exercise books
KLB Mathematics Book Three Pg 242
5 5
Vectors (II)
Mid-point
Ratio theorem and midpoint integration
By the end of the lesson, the learner should be able to:
Find the mid-points of the given vectors
Apply midpoint formulas in vector contexts
Use midpoint concepts in geometric problems
Calculate midpoints systematically
Q/A on midpoint calculation using vector averaging methods
Discussions on midpoint applications using geometric examples
Solving midpoint problems using systematic approaches
Demonstrations using midpoint construction and calculation
Explaining midpoint concepts using practical examples
Chalk and blackboard, midpoint demonstration aids, exercise books
Chalk and blackboard, complex problem materials, exercise books
KLB Mathematics Book Three Pg 243
5 6
Vectors (II)
Advanced ratio theorem applications
By the end of the lesson, the learner should be able to:
Use ratio theorem to find the given vectors
Apply ratio theorem to challenging problems
Handle complex geometric applications
Demonstrate comprehensive ratio mastery
Q/A on comprehensive ratio understanding using advanced problems
Discussions on complex ratio relationships
Solving advanced ratio problems using systematic methods
Demonstrations using sophisticated geometric constructions
Explaining mastery using challenging applications
Chalk and blackboard, advanced geometric aids, exercise books
KLB Mathematics Book Three Pg 246-248
5 7
Vectors (II)
Applications of vectors in geometry
By the end of the lesson, the learner should be able to:
Use vectors to show the diagonals of a parallelogram
Apply vector methods to geometric proofs
Demonstrate parallelogram properties using vectors
Solve geometric problems using vector techniques
Q/A on geometric proof using vector methods
Discussions on parallelogram properties using vector analysis
Solving geometric problems using systematic vector techniques
Demonstrations using vector-based geometric constructions
Explaining geometric relationships using vector reasoning
Chalk and blackboard, parallelogram models, exercise books
KLB Mathematics Book Three Pg 248-249
6 1-2
Vectors (II)
Binomial Expansion
Rectangle diagonal applications
Advanced geometric applications
Binomial expansions up to power four
By the end of the lesson, the learner should be able to:
Use vectors to show the diagonals of a rectangle
Apply vector methods to rectangle properties
Prove rectangle theorems using vectors
Compare parallelogram and rectangle diagonal properties
Expand binomial function up to power four
Apply systematic multiplication methods
Recognize coefficient patterns in expansions
Use multiplication to expand binomial expressions
Q/A on rectangle properties using vector analysis
Discussions on diagonal relationships using vector methods
Solving rectangle problems using systematic approaches
Demonstrations using rectangle constructions and vector proofs
Explaining rectangle properties using vector reasoning
Q/A on algebraic multiplication using familiar expressions
Discussions on systematic expansion using step-by-step methods
Solving basic binomial multiplication problems
Demonstrations using area models and rectangular arrangements
Explaining pattern recognition using organized layouts
Chalk and blackboard, rectangle models, exercise books
Chalk and blackboard, advanced geometric models, exercise books
Chalk and blackboard, rectangular cutouts from paper, exercise books
KLB Mathematics Book Three Pg 248-250
KLB Mathematics Book Three Pg 256
6 3
Binomial Expansion
Binomial expansions up to power four (continued)
By the end of the lesson, the learner should be able to:
Expand binomial function up to power four
Handle increasingly complex coefficient patterns
Apply systematic expansion techniques efficiently
Verify expansions using substitution methods
Q/A on power expansion using multiplication techniques
Discussions on coefficient identification using pattern analysis
Solving expansion problems using systematic approaches
Demonstrations using geometric representations
Explaining verification methods using numerical substitution
Chalk and blackboard, squared paper for geometric models, exercise books
KLB Mathematics Book Three Pg 256
6 4
Binomial Expansion
Pascal's triangle
Pascal's triangle applications
By the end of the lesson, the learner should be able to:
Use Pascal's triangle
Construct Pascal's triangle systematically
Apply triangle coefficients for binomial expansions
Recognize number patterns in the triangle
Q/A on triangle construction using addition patterns
Discussions on coefficient relationships using triangle analysis
Solving triangle construction and application problems
Demonstrations using visual triangle building
Explaining pattern connections using systematic observation
Chalk and blackboard, triangular patterns drawn/cut from paper, exercise books
Chalk and blackboard, Pascal's triangle reference charts, exercise books
KLB Mathematics Book Three Pg 256-257
6 5
Binomial Expansion
Pascal's triangle (continued)
By the end of the lesson, the learner should be able to:
Use Pascal's triangle
Apply triangle to complex expansion problems
Handle higher powers using Pascal's triangle
Integrate triangle concepts with algebraic expansion
Q/A on advanced triangle applications using complex examples
Discussions on higher power expansion using triangle methods
Solving challenging problems using Pascal's triangle
Demonstrations using detailed triangle constructions
Explaining integration using comprehensive examples
Chalk and blackboard, advanced triangle patterns, exercise books
KLB Mathematics Book Three Pg 258-259
6 6
Binomial Expansion
Pascal's triangle advanced
By the end of the lesson, the learner should be able to:
Use Pascal's triangle
Apply general binomial theorem concepts
Understand combination notation in expansions
Use general term formula applications
Q/A on general formula understanding using pattern analysis
Discussions on combination notation using counting principles
Solving general term problems using formula application
Demonstrations using systematic formula usage
Explaining general principles using algebraic reasoning
Chalk and blackboard, combination calculation aids, exercise books
KLB Mathematics Book Three Pg 258-259
6 7
Binomial Expansion
Applications to numerical cases
Applications to numerical cases (continued)
By the end of the lesson, the learner should be able to:
Use binomial expansion to solve numerical problems
Apply expansions for numerical approximations
Calculate values using binomial methods
Understand practical applications of expansions
Q/A on numerical applications using approximation techniques
Discussions on calculation shortcuts using expansion methods
Solving numerical problems using binomial approaches
Demonstrations using practical calculation scenarios
Explaining approximation benefits using real examples
Chalk and blackboard, simple calculation aids, exercise books
Chalk and blackboard, advanced calculation examples, exercise books
KLB Mathematics Book Three Pg 259-260
7 1-2
Compound Proportion and Rates of Work
Compound Proportions
Compound Proportions applications
By the end of the lesson, the learner should be able to:
Find the compound proportions
Understand compound proportion relationships
Apply compound proportion methods systematically
Solve problems involving multiple variables
Find the compound proportions
Apply compound proportions to complex problems
Handle multi-step compound proportion scenarios
Solve real-world compound proportion problems
Q/A on compound relationships using practical examples
Discussions on multiple variable situations using local scenarios
Solving compound proportion problems using systematic methods
Demonstrations using business and trade examples
Explaining compound proportion logic using step-by-step reasoning
Q/A on advanced compound proportion using complex scenarios
Discussions on multi-variable relationships using practical contexts
Solving challenging compound problems using systematic approaches
Demonstrations using construction and farming examples
Explaining practical applications using community-based scenarios
Chalk and blackboard, local business examples, calculators if available, exercise books
Chalk and blackboard, construction/farming examples, exercise books
KLB Mathematics Book Three Pg 288-290
KLB Mathematics Book Three Pg 290-291
7 3
Compound Proportion and Rates of Work
Proportional Parts
Proportional Parts applications
By the end of the lesson, the learner should be able to:
Calculate the proportional parts
Understand proportional division concepts
Apply proportional parts to sharing problems
Solve distribution problems using proportional methods
Q/A on proportional sharing using practical examples
Discussions on fair distribution using ratio concepts
Solving proportional parts problems using systematic division
Demonstrations using sharing scenarios and inheritance examples
Explaining proportional distribution using logical reasoning
Chalk and blackboard, sharing demonstration materials, exercise books
Chalk and blackboard, business partnership examples, exercise books
KLB Mathematics Book Three Pg 291-293
7 4
Compound Proportion and Rates of Work
Rates of Work
By the end of the lesson, the learner should be able to:
Calculate the rate of work
Understand work rate relationships
Apply time-work-efficiency concepts
Solve basic rate of work problems
Q/A on work rate calculation using practical examples
Discussions on efficiency and time relationships using work scenarios
Solving basic rate of work problems using systematic methods
Demonstrations using construction and labor examples
Explaining work rate concepts using practical work situations
Chalk and blackboard, work scenario examples, exercise books
KLB Mathematics Book Three Pg 294-295
7 5
Compound Proportion and Rates of Work
Rates of Work and Mixtures
By the end of the lesson, the learner should be able to:
Calculate the rate of work
Apply work rates to complex scenarios
Handle mixture problems and combinations
Solve advanced rate and mixture problems
Q/A on advanced work rates using complex scenarios
Discussions on mixture problems using practical examples
Solving challenging rate and mixture problems using systematic approaches
Demonstrations using cooking, construction, and manufacturing examples
Explaining mixture concepts using practical applications
Chalk and blackboard, mixture demonstration materials, exercise books
KLB Mathematics Book Three Pg 295-296
7-9

End term exams and closing


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