Algebra

Algebraic Expressions - Factorization of algebraic expressions
Algebraic Expressions - Factorization using the HCF

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

-Identify like terms in algebraic expressions
-Find the highest common factor of terms in expressions
-Show interest in learning algebraic expressions

-Discuss and identify like and unlike terms in expressions
-Find the highest common factor of terms in algebraic expressions
-Write algebraic expressions for real-life situations

How do we factorize algebraic expressions?

-KLB Grade 8 Mathematics pg. 56
-Algebra tiles
-Digital resources
-KLB Grade 8 Mathematics pg. 57

-Observation -Oral questions -Written assignments

Algebra

Algebraic Expressions - Addition and subtraction of algebraic fractions
Algebraic Expressions - Simplification of algebraic fractions by factorization

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

-Add algebraic fractions
-Subtract algebraic fractions
-Show interest in working with algebraic fractions

-Discuss and use the correct methods to add algebraic fractions
-Find the LCM of denominators in algebraic fractions
-Practice addition and subtraction of algebraic fractions

How do we simplify algebraic expressions?

-KLB Grade 8 Mathematics pg. 58
-Algebra charts
-Digital resources
-KLB Grade 8 Mathematics pg. 59

-Observation -Oral questions -Written assignments

Algebra

Algebraic Expressions - Evaluating algebraic expressions

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

-Evaluate algebraic expressions by substituting values
-Apply substitution to solve problems
-Show interest in evaluating expressions

-Discuss how to substitute given numerical values in expressions
-Practice evaluating expressions with given values
-Apply substitution to real-life situations

How do we evaluate algebraic expressions?

-KLB Grade 8 Mathematics pg. 60
-Algebra charts
-Digital resources

-Observation -Oral questions -Written assignments

Algebra

Algebraic Expressions - Applications of algebraic expressions
Linear Equations - Forming linear equations in two unknowns

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

-Apply algebraic expressions in real-life situations
-Form expressions from word problems
-Value the importance of algebraic expressions

-Form algebraic expressions from real-life situations
-Evaluate expressions for given values
-Use IT to practice algebraic expressions

How do we apply algebraic expressions in real life?

-KLB Grade 8 Mathematics pg. 61
-Digital resources
-Internet access
-KLB Grade 8 Mathematics pg. 62
-Shop setup materials

-Observation -Oral questions -Written tests

Algebra

Linear Equations - Forming related linear equations
Linear Equations - Solving linear equations by substitution method

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

-Form related linear equations in two unknowns
-Create simultaneous equations from real-life situations
-Value the use of equations in problem-solving

-Set up a demonstration shop with two different improvised items
-Relate amounts spent to total amounts
-Form simultaneous equations from given scenarios

Where do we use linear equations in two unknowns in real life situations?

-KLB Grade 8 Mathematics pg. 64
-Shop setup materials
-Digital resources
-KLB Grade 8 Mathematics pg. 66
-Equation charts

-Observation -Oral questions -Written tests

Algebra

Linear Equations - More on substitution method
Linear Equations - Solving linear equations by elimination method

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

-Apply substitution method to various equations
-Solve complex simultaneous equations
-Appreciate the substitution method

-Solve different types of linear equations using substitution
-Apply substitution method to practical problems
-Compare solutions with other methods

How do we apply substitution method to different equations?

-KLB Grade 8 Mathematics pg. 67
-Equation charts
-Digital resources
-KLB Grade 8 Mathematics pg. 68

-Observation -Oral questions -Written tests

Algebra

Linear Equations - More on elimination method

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

-Apply elimination method to various equations
-Solve complex simultaneous equations
-Appreciate the elimination method

-Solve different types of linear equations using elimination
-Apply elimination method to practical problems
-Compare elimination with substitution method

When do we prefer elimination over substitution?

-KLB Grade 8 Mathematics pg. 70
-Equation charts
-Digital resources

-Observation -Oral questions -Written tests

Algebra
Measurements

Linear Equations - Applying linear equations in real-life situations
Circles - Working out the circumference of a circle

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

-Apply linear equations to real-life situations
-Solve word problems using simultaneous equations
-Recognize use of linear equations in real life

-Practice forming and solving simultaneous equations from real-life cases
-Apply appropriate methods to solve problems
-Watch videos involving linear equations in real life

Where do we use linear equations in real life situations?

-KLB Grade 8 Mathematics pg. 70
-Internet access
-Digital resources
-KLB Grade 8 Mathematics pg. 71
-Circular objects
-Measuring tape or ruler

-Observation -Oral questions -Problem-solving tasks

Measurements

Circles - Working out the circumference of circles in real life
Circles - Working out the length of an arc

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

-Apply knowledge of circumference in real-life contexts
-Calculate the circumference of circular objects
-Value the importance of circles in everyday life

-Discuss and find the circumference of different circular objects in the environment
-Measure diameter and calculate circumference
-Solve real-life problems involving circumference

How do we use circles in real life situations?

-KLB Grade 8 Mathematics pg. 73
-Circular objects
-Digital resources
-Paper
-Pair of compasses

-Observation -Oral questions -Written tests

Measurements

Circles - Working out the length of an arc in real life

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

-Apply knowledge of arc length in real-life contexts
-Calculate arc lengths in various scenarios
-Appreciate the use of arcs in daily life

-Calculate arc lengths for different angles
-Solve real-life problems involving arc lengths
-Discuss practical applications of arc lengths

How do we use arcs in real life situations?

-KLB Grade 8 Mathematics pg. 74
-Circular objects
-Protractors

-Observation -Oral questions -Written tests

Measurements

Circles - Calculating the perimeter of a sector
Area - Calculating the area of a circle

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

-Calculate the perimeter of a sector of a circle
-Apply the formula for sector perimeter
-Show interest in using sectors

-Draw a circle and cut out the circle along its boundary
-Fold the circular cut-out into four equal parts and cut out one part
-Calculate the arc length of the sector
-Add the sum of the two radii to the arc length
-Determine the perimeter of the sector

How do we use sectors of a circle in real life situations?

-KLB Grade 8 Mathematics pg. 75
-Paper
-Pair of compasses
-Scissors
-KLB Grade 8 Mathematics pg. 77
-Graph paper

-Observation -Oral questions -Written assignments

Measurements

Area - Working out the area of a circle in real life
Area - Working out the area of a sector

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

-Apply knowledge of circular area in real-life contexts
-Calculate areas of circular objects
-Show interest in circular areas

-Discuss and work out areas of different circles
-Measure radius and calculate area
-Solve real-life problems involving circular area

How do we apply knowledge of circular area?

-KLB Grade 8 Mathematics pg. 79
-Circular objects
-Measuring tools
-KLB Grade 8 Mathematics pg. 80
-Paper
-Pair of compasses
-Protractors

-Observation -Oral questions -Written tests

Measurements

Area - Working out the area of a sector in real life
Area - Working out the surface area of cubes

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

-Apply knowledge of sector area in real-life contexts
-Calculate sector areas in various scenarios
-Show interest in sector applications

-Calculate sector areas for different angles
-Solve real-life problems involving sector areas
-Discuss practical applications of sectors

How do we use sectors in real life?

-KLB Grade 8 Mathematics pg. 81
-Sector models
-Protractors
-KLB Grade 8 Mathematics pg. 82
-Cube models
-Measuring tools

-Observation -Oral questions -Written tests

Measurements

Area - Working out the surface area of cuboids

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

-Work out the surface area of cuboids
-Apply the formula for cuboid surface area
-Show interest in cuboid measurements

-Use a model of a cuboid to identify faces
-Identify pairs of faces with equal dimensions
-Calculate area of each pair of faces
-Apply the formula for cuboid surface area

How do we calculate the surface area of a cuboid?

-KLB Grade 8 Mathematics pg. 84
-Cuboid models
-Measuring tools

-Observation -Oral questions -Written assignments

Measurements

Area - Working out the surface area of cylinders
Area - Working out the surface area of triangular prisms

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

-Work out the surface area of cylinders
-Apply the formula for cylinder surface area
-Appreciate cylinders in everyday life

-Make a paper model of a cylinder
-Open the model to identify faces
-Calculate area of circular ends and curved face
-Apply the formula for cylinder surface area

How do we calculate the surface area of a cylinder?

-KLB Grade 8 Mathematics pg. 86
-Cylindrical objects
-Paper
-Scissors
-KLB Grade 8 Mathematics pg. 87
-Triangular prism models
-Measuring tools

-Observation -Oral questions -Written tests

Measurements

Area - Working out the area of irregular shapes
Money - Identifying interest and principal

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

-Work out the area of irregular shapes using square grids
-Estimate areas by counting grid squares
-Value the importance of area estimation

-Trace irregular shaped objects on square grids
-Count complete and partial squares
-Estimate areas by adding complete squares and half of partial squares
-Compare estimated areas with regular shapes

How do we determine the area of irregular shapes?

-KLB Grade 8 Mathematics pg. 88
-Square grid paper
-Irregular objects
-Tracing paper
-KLB Grade 8 Mathematics pg. 89
-Financial brochures
-Digital resources

-Observation -Oral questions -Written tests

Measurements

Money - Calculating simple interest

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

-Calculate simple interest in real-life situations
-Apply the formula for simple interest
-Value the importance of interest calculations

-Identify principal, rate, and time in scenarios
-Apply the formula I = PRT/100
-Solve problems involving simple interest
-Discuss terms of interest on deposits

What is interest in money?

-KLB Grade 8 Mathematics pg. 91
-Calculator
-Digital resources

-Observation -Oral questions -Written tests

Measurements

Money - More on simple interest
Money - Calculating compound interest for one year

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

-Solve complex problems involving simple interest
-Find unknown values in interest calculations
-Show interest in financial calculations

-Calculate unknown principal, rate, or time given other values
-Apply simple interest formula in reverse
-Solve real-life problems involving simple interest

How do we calculate simple interest for different time periods?

-KLB Grade 8 Mathematics pg. 92
-Calculator
-Digital resources
-KLB Grade 8 Mathematics pg. 93

-Observation -Oral questions -Written assignments

Measurements

Money - Calculating compound interest for two years
Money - Calculating compound interest for three years

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

-Calculate compound interest for two years
-Apply step-by-step calculation method
-Show interest in long-term investments

-Calculate interest for the first year and new principal
-Calculate interest for the second year
-Find the total compound interest
-Discuss the growth of investments

How do we pay for goods on hire purchase?

-KLB Grade 8 Mathematics pg. 94
-Calculator
-Digital resources
-KLB Grade 8 Mathematics pg. 95

-Observation -Oral questions -Written assignments

Measurements

Money - Working out appreciation
Money - Working out depreciation

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

-Work out appreciation of value
-Apply appreciation calculations to assets
-Show interest in value appreciation

-Research meaning of appreciation
-List items that appreciate in value
-Calculate value after appreciation
-Discuss items worth investing in

How do we calculate appreciation of value?

-KLB Grade 8 Mathematics pg. 96
-Calculator
-Digital resources
-KLB Grade 8 Mathematics pg. 97

-Observation -Oral questions -Written assignments

Measurements

Money - Working out hire purchase

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

-Work out hire purchase costs
-Compare cash price and hire purchase price
-Make informed financial decisions

-Visit shops with hire purchase options or use digital resources
-Gather information on deposit, cash price, and installments
-Calculate total hire purchase cost
-Compare with cash price and determine the extra cost

How do we pay for goods on hire purchase?

-KLB Grade 8 Mathematics pg. 98
-Calculator
-Brochures from shops
-Digital resources

-Observation -Oral questions -Written assignments

Geometry

Geometrical Constructions - Construction of parallel lines
Geometrical Constructions - Construction of parallel lines using a set square

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

-Construct parallel lines using a pair of compasses
-Apply parallel line construction in real-life situations
-Show interest in constructing parallel lines

-Draw line AB and point C above the line
-With C as center and radius length AB, draw an arc above line AB
-With B as center and radius length AC, draw an arc to cut the first arc at D
-Join C to D to form a line parallel to AB

How do we construct polygons?

-KLB Grade 8 Mathematics pg. 100
-Pair of compasses
-Ruler
-Drawing paper
-KLB Grade 8 Mathematics pg. 103
-Set square

-Observation -Oral questions -Written assignments

Geometry

Geometrical Constructions - Construction of perpendicular lines from a point
Geometrical Constructions - Construction of perpendicular lines through a point

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

-Construct perpendicular lines from a point to a given line
-Apply perpendicular construction in solving problems
-Show interest in perpendicular lines

-Draw line AB and point M
-With M as center and suitable radius, construct two arcs to cut AB at C and D
-Using C and D as centers and suitable radius, construct two arcs on the opposite side to intersect at E
-Join M to E through point F on the line

How do we construct perpendicular lines?

-KLB Grade 8 Mathematics pg. 104
-Pair of compasses
-Ruler
-Drawing paper
-KLB Grade 8 Mathematics pg. 105

-Observation -Oral questions -Written assignments

Geometry

Geometrical Constructions - Dividing a line proportionally

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

-Divide a line proportionally
-Apply proportional division in solving problems
-Show interest in proportional division

-Draw lines AB and AC of convenient lengths
-Mark five equal intervals from A along AC
-Join the last point to B
-Draw lines parallel to this line through the other points
-Mark the points where these parallel lines cut AB

How do we divide a line proportionally?

-KLB Grade 8 Mathematics pg. 106
-Pair of compasses
-Ruler
-Set square

-Observation -Oral questions -Written assignments

Geometry

Geometrical Constructions - Identifying angle properties of polygons
Geometrical Constructions - Construction of a regular triangle

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

-Identify angle properties of polygons
-Calculate interior and exterior angles
-Show interest in polygon properties

-Discuss the relationship between the sum of interior angles and number of sides
-Fill in a table showing the sum of interior angles for different polygons
-Relate the number of right angles to the number of sides
-Calculate individual angles in regular polygons

What are the properties of different polygons?

-KLB Grade 8 Mathematics pg. 108
-Polygon models
-Protractor
-Calculator
-KLB Grade 8 Mathematics pg. 112
-Pair of compasses
-Ruler

-Observation -Oral questions -Written tests

Geometry

Geometrical Constructions - Construction of a regular quadrilateral
Geometrical Constructions - Construction of a regular pentagon

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

-Construct a regular quadrilateral (square)
-Apply square construction in real-life situations
-Show interest in regular quadrilaterals

-Draw line AB of required length
-Construct perpendicular lines at A and B
-With A as center and radius equal to side length, mark point D on the perpendicular
-With B as center and radius equal to side length, mark point C on the perpendicular
-Join D to C to complete the square

What are the applications of regular polygons?

-KLB Grade 8 Mathematics pg. 113
-Pair of compasses
-Ruler
-Set square
-KLB Grade 8 Mathematics pg. 114
-Protractor

-Observation -Oral questions -Written tests

Geometry

Geometrical Constructions - Construction of a regular hexagon
Geometrical Constructions - Construction of irregular polygons

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

-Calculate interior angles of a regular hexagon
-Construct a regular hexagon
-Show interest in regular hexagons

-Find the size of each interior angle of the hexagon (120°)
-Draw line PQ of required length
-At Q, draw the interior angle PQR with QR equal to side length
-Continue the process to locate S, T, and U
-Join U to P to complete the hexagon

What are the properties of a regular hexagon?

-KLB Grade 8 Mathematics pg. 115
-Pair of compasses
-Ruler
-Protractor
-KLB Grade 8 Mathematics pg. 117

-Observation -Oral questions -Written tests

Geometry

Geometrical Constructions - Construction of circles passing through vertices

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

-Construct circles passing through the vertices of a triangle
-Find the center and radius of the circle
-Show interest in circumcircles

-Draw the triangle ABC
-Construct perpendicular bisectors of AB and AC
-Determine the point of intersection O (circumcenter)
-With O as center and radius OA, draw a circle
-Verify that the circle passes through all vertices

What is the relationship between a triangle and its circumcircle?

-KLB Grade 8 Mathematics pg. 123
-Pair of compasses
-Ruler
-Protractor

-Observation -Oral questions -Written tests

Geometry

Coordinates and Graphs - Drawing and labeling a Cartesian plane
Coordinates and Graphs - Identifying points on the Cartesian plane

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

-Draw a labelled Cartesian plane
-Identify different parts of the Cartesian plane
-Show interest in Cartesian planes

-Draw a horizontal x-axis and vertical y-axis
-Mark the origin where the axes intersect
-Use a scale to mark positive and negative values on both axes
-Label the axes and quadrants

How do we plot coordinates on a Cartesian plane?

-KLB Grade 8 Mathematics pg. 128
-Graph paper
-Ruler
-Digital resources
-KLB Grade 8 Mathematics pg. 129
-Cartesian plane charts

-Observation -Oral questions -Written assignments

Geometry

Coordinates and Graphs - Plotting points on the Cartesian plane
Coordinates and Graphs - Generating table of values for linear equations

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

-Plot points on the Cartesian plane
-Apply coordinate plotting in real-life situations
-Show interest in coordinate systems

-Draw a Cartesian plane with appropriate scale
-Given ordered pairs, locate the x-coordinate on the x-axis
-Locate the y-coordinate on the y-axis
-Mark the point where the vertical and horizontal lines from these coordinates meet

Why are coordinates important in real life?

-KLB Grade 8 Mathematics pg. 130
-Graph paper
-Ruler
-Digital resources
-KLB Grade 8 Mathematics pg. 131
-Exercise books
-Calculator

-Observation -Oral questions -Written assignments

Geometry

Coordinates and Graphs - Determining appropriate scale

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

-Determine an appropriate scale for a linear equation
-Convert actual values to scale values
-Show interest in scale selection

-Analyze the range of x and y values in the table
-Choose a scale that allows all points to fit on the graph paper
-Convert actual values to appropriate scale values
-Discuss the importance of suitable scales

How do we choose an appropriate scale?

-KLB Grade 8 Mathematics pg. 133
-Graph paper
-Calculator
-Digital resources

-Observation -Oral questions -Written assignments

Geometry

Coordinates and Graphs - Drawing linear graphs (I)
Coordinates and Graphs - Drawing linear graphs (II)

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

-Draw a linear graph from table of values
-Plot points accurately
-Value the use of linear graphs

-Draw a Cartesian plane with an appropriate scale
-Plot the points from the table of values
-Join the points with a straight line using a ruler
-Verify that the line passes through all the plotted points

What information can we derive from linear graphs?

-KLB Grade 8 Mathematics pg. 135
-Graph paper
-Ruler
-Pencil
-KLB Grade 8 Mathematics pg. 136
-Digital resources

-Observation -Oral questions -Written tests

Geometry

Coordinates and Graphs - Solving simultaneous equations graphically (I)
Coordinates and Graphs - Solving simultaneous equations graphically (II)

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

-Solve simultaneous equations graphically
-Identify the point of intersection
-Value graphical solutions

-Generate tables of values for two linear equations
-Plot both equations on the same Cartesian plane
-Identify the point of intersection
-Verify that the coordinates satisfy both equations

How can we solve equations using graphs?

-KLB Grade 8 Mathematics pg. 137
-Graph paper
-Ruler
-Digital resources
-KLB Grade 8 Mathematics pg. 138
-Calculator

-Observation -Oral questions -Written tests

Geometry

Coordinates and Graphs - Applying simultaneous equations in real life (I)
Coordinates and Graphs - Applying simultaneous equations in real life (II)

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

-Apply simultaneous equations in real-life problems
-Form equations from word problems
-Value real-life applications

-Translate word problems into linear equations
-Generate tables of values for the equations
-Draw the graphs and find the point of intersection
-Interpret the solution in the context of the problem

Where do we use simultaneous equations in real life?

-KLB Grade 8 Mathematics pg. 140
-Graph paper
-Calculator
-Digital resources
-KLB Grade 8 Mathematics pg. 141

-Observation -Oral questions -Written tests

Geometry

Coordinates and Graphs - Solving practical problems using graphs

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

-Solve practical problems using graphs
-Make decisions based on graphical solutions
-Appreciate graphical problem-solving

-Study practical problems from different contexts
-Model the problems using simultaneous equations
-Solve graphically and analyze the solutions
-Compare graphical solutions with algebraic methods

Why are graphs useful in problem-solving?

-KLB Grade 8 Mathematics pg. 142
-Graph paper
-Calculator
-Digital resources

-Observation -Oral questions -Written tests

Data Handling and Probability

Data Presentation and Interpretation - Drawing bar graphs
Data Presentation and Interpretation - Interpreting bar graphs

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

-Draw bar graphs of data from real-life situations
-Apply appropriate scales in drawing graphs
-Show interest in bar graphs

-Collect data on birth months of class members
-Record data in a table
-Choose a suitable scale for the graph
-Draw bar graphs to represent the data
-Compare graphs with other groups

What are the different ways of representing data?

-KLB Grade 8 Mathematics pg. 178
-Graph paper
-Ruler
-Colored pencils
-KLB Grade 8 Mathematics pg. 180
-Bar graph charts
-Digital resources

-Observation -Oral questions -Written assignments

Data Handling and Probability

Data Presentation and Interpretation - Drawing line graphs
Data Presentation and Interpretation - Interpreting line graphs

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

-Draw line graphs of given data from real-life situations
-Apply appropriate scales in line graphs
-Show interest in line graph representation

-Collect data on temperature at different times of day
-Record data in a table
-Choose a suitable scale for axes
-Plot points accurately
-Join points with straight lines to create a line graph

How do we represent continuous data?

-KLB Grade 8 Mathematics pg. 183
-Graph paper
-Ruler
-Colored pencils
-KLB Grade 8 Mathematics pg. 185
-Line graph charts
-Digital resources

-Observation -Oral questions -Written assignments

Data Handling and Probability

Data Presentation and Interpretation - Identifying the mode

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

-Identify the mode of a set of discrete data
-Apply mode in analyzing data sets
-Show interest in measures of central tendency

-Study data sets of shoe sizes, test scores, etc.
-Identify the numbers in the list without repetition
-Count frequency of each value
-Identify the value with highest frequency (mode)

What is the mode and how is it useful?

-KLB Grade 8 Mathematics pg. 187
-Data sets
-Calculator
-Digital resources

-Observation -Oral questions -Written assignments

Data Handling and Probability

Data Presentation and Interpretation - Mode of grouped data
Data Presentation and Interpretation - Calculating the mean

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

-Find the mode of grouped data
-Create frequency tables
-Value the mode as a measure of central tendency

-Organize data sets into frequency tables
-Count occurrences of each value
-Identify the value with highest frequency
-Discuss the significance of mode in data analysis

Why is the mode important in data analysis?

-KLB Grade 8 Mathematics pg. 190
-Data sets
-Calculator
-Digital resources
-KLB Grade 8 Mathematics pg. 192

-Observation -Oral questions -Written tests

Data Handling and Probability

Data Presentation and Interpretation - Mean of grouped data
Data Presentation and Interpretation - Determining the median

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

-Calculate the mean of grouped data
-Apply frequency tables in mean calculation
-Value the mean as a measure of central tendency

-Create frequency tables for data sets
-Multiply each value by its frequency
-Find the sum of products
-Divide by the total frequency (number of items)

How do we calculate the mean of large data sets?

-KLB Grade 8 Mathematics pg. 193
-Data sets
-Calculator
-Digital resources
-KLB Grade 8 Mathematics pg. 195

-Observation -Oral questions -Written tests

Data Handling and Probability

Data Presentation and Interpretation - Applications of measures of central tendency
Probability - Identifying events involving chance

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

-Apply mean, median and mode in real-life contexts
-Compare different measures of central tendency
-Value data analysis in decision-making

-Apply all three measures (mean, median, mode) to data sets
-Compare the results and identify differences
-Discuss when each measure is most appropriate
-Analyze real-life data using appropriate measures

How do we choose the right measure of central tendency?

-KLB Grade 8 Mathematics pg. 196
-Real-life data sets
-Calculator
-Digital resources
-KLB Grade 8 Mathematics pg. 197
-Event cards

-Observation -Oral questions -Written tests

Data Handling and Probability

Probability - Performing chance experiments

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

-Perform chance experiments in different situations
-Record outcomes of chance experiments
-Value experimental approaches to probability

-Flip coins and record heads or tails outcomes
-Toss dice and record number outcomes
-Discuss possible outcomes of each experiment
-Conduct multiple trials and record results

What factors affect probability outcomes?

-KLB Grade 8 Mathematics pg. 198
-Coins
-Dice
-Spinner wheels

-Observation -Oral questions -Written tests

Data Handling and Probability

Probability - Writing experimental probability outcomes
Probability - Expressing probability outcomes in fractions

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

-Write the experimental probability outcomes
-Record frequency of different outcomes
-Show interest in experimental probability

-Toss a fair dice multiple times
-Record the outcomes in a frequency table
-Calculate relative frequency of each outcome
-Compare experimental results with theoretical expectations

Why is probability important in real life situations?

-KLB Grade 8 Mathematics pg. 199
-Dice
-Cards
-Tally charts
-KLB Grade 8 Mathematics pg. 200
-Coins
-Recording sheets

-Observation -Oral questions -Written assignments

Data Handling and Probability

Probability - Expressing probability in decimals
Probability - Expressing probability in percentages

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

-Express probability outcomes in decimals
-Convert between fractions and decimals in probability
-Show interest in decimal representation

-Conduct experiments with cards, spinners, etc.
-Express probability outcomes as fractions
-Convert fractions to decimals
-Compare decimal representations of different events

What does a decimal probability value tell us?

-KLB Grade 8 Mathematics pg. 202
-Cards
-Spinner wheels
-Calculator
-KLB Grade 8 Mathematics pg. 203
-Dice

-Observation -Oral questions -Written assignments

Data Handling and Probability

Probability - Applications in real life

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

-Apply probability concepts in real-life situations
-Solve problems involving probability
-Value the importance of probability in decision-making

-Discuss real-life applications of probability
-Analyze situations involving chance
-Calculate probability in various contexts
-Use probability to make predictions

How is probability used in everyday life?

-KLB Grade 8 Mathematics pg. 204
-Real-life scenarios
-Digital resources
-Calculator

-Observation -Oral questions -Written assignments