Grade 7 Mathematics: notes, video lessons and quizzes
137 Grade 7 Mathematics lessons for the CBE curriculum, organised by strand and sub-strand like your textbook. Each lesson has a short video by a Kenyan teacher, notes to revise from and a quick quiz.
Strand 1: Numbers35 lessons
Whole Numbers
- Place Value up to Hundreds of Millions
- Total Value of Digits
- Reading Numbers up to Hundreds of Millions
- Writing Numbers in Symbols up to Hundreds of Millions
- Reading and Writing Numbers in Words
- Writing Numbers in Words on Dummy Cheques
- Rounding off up to the Nearest Hundred Million
- Even and Odd Numbers
- Prime Numbers
- Addition of Whole Numbers
- Subtraction of Whole Numbers
Factors
- Divisibility Tests for 3, 6, 9 and 11
- Composite Numbers as a Product of Prime Factors
- Greatest Common Divisor by Factor Method
- Least Common Multiple by the Factor Method
- Applying GCD and LCM in Real Life Situations
- Factor Games, IT Devices and Revision
Fractions
- Comparing and Ordering Fractions
- Adding Fractions
- Subtracting Fractions
- Multiplying Fractions
- Reciprocals of Fractions
- Dividing Fractions
- Dividing Whole Numbers by Fractions
- Fraction Sequences
- Fraction Sequences and Digital Tools
Decimals
- Decimals Place and Total Value
- Multiplying Decimals
- Dividing Decimals
- Decimals with Digital Devices
Squares & Square Roots
- Squares of Numbers
- Square Roots by the Factor Method
- Square Roots by the Division Method
- Square Roots of Fractions and Decimals
- Squares and Square Roots
Strand 2: Algebra20 lessons
Algebraic Expressions
- Introduction to Algebraic Expressions
- Forming Expressions
- Collecting Like Terms
- Simplifying Algebraic Expressions Involving Brackets
- Algebraic Expressions with Digital Devices
- Algebraic Problem Solving
Linear Equations
- Forming Linear Equations in One Unknown
- Solving One Step Linear Equations
- Solving Two Step Linear Equations
- Linear Equations with Brackets
- Real Life Linear Equations
- Linear Equations with IT Devices and Revision
Linear Inequalities
- Inequality Symbols in Statements
- Forming Simple Linear Inequalities
- Illustrating Inequalities
- Forming and Illustrating Inequalities
- Forming Compound Inequalities
- Compound Inequalities on a Line
- Representing Inequalities with Graphing Tools
- Real Life Uses of Linear Inequalities and Comprehensive Revision
Strand 3: Measurements48 lessons
Pythagorean Relationship
- Sides of a Right Angled Triangle
- The 3, 4, 5 Triangle
- Applying the Pythagorean Relationship to Real Life Situations
- Pythagorean Puzzles, IT Devices and Real Life Uses
Length
- Converting Units of Length
- Operations Involving Units of Length
- Perimeter of Plane and Combined Figures
- Circumference of Circles and IT Applications
Area
- Units of Area
- Area of a Rectangle and a Parallelogram
- Area of a Rhombus
- Area of a Trapezium
- Deriving the Formula for the Area of a Circle
- Working Out the Area of Circles
- Area of Borders
- Area of Combined Shapes and IT Integration
Volume & Capacity
- The Cubic Metre as a Unit of Volume
- Converting Units of Volume
- Volume of Cubes and Cuboids
- Volume of Cylinders
- Cubic Units and Litres
- Relating Volume to Capacity
- Capacity of Cylindrical Containers
- Solving Real Life Problems and Using IT Devices
Time, Distance & Speed
- Units of Measuring Time
- Converting Units of Time
- Converting Units of Distance
- Speed as Distance Covered per Unit Time
- Working out Speed in km h
- Working out Speed in m s
- Converting km h to m s and Vice Versa
- Speed and Road Safety
Temperature
- Describing and Comparing Temperature
- Units of Temperature Degrees Celsius and Kelvin
- Converting Between Degrees Celsius and Kelvin
- Working Out Temperature and Using IT Devices
Money
- Profit and Loss
- Percentage Profit and Loss
- Discount
- Percentage Discount
- Commission
- Percentage Commission
- Interpreting Bills at Home
- Preparing Bills
- Postal Charges
- Mobile Money Services
- Mobile Money Transactions
- Money Transactions with IT Devices and Revision
Strand 4: Geometry19 lessons
Angles
- Angles on a Straight Line
- Angles at a Point
- Angles on a Transversal
- Angles in a Parallelogram
- Angle Properties of Polygons up to a Hexagon
- Interior Angles and Sides of a Polygon
- Exterior Angles and Polygon Sides
- Solving Angles and Sides of Polygons up to a Hexagon
- Angles with IT Devices and the Environment
Geometrical Constructions
- Measuring and Classifying Different Angles
- Angle Bisectors and Line Bisectors
- Constructing Angles of 90° and 45°
- Constructing Angles of 60° and 30°
- Constructing Angles 120°, 105° and Multiples of 7 5°
- Constructing Triangles Given Three Sides (SSS)
- Constructing Triangles SAS
- Constructing Triangles ASA and AAS
- Constructing Circles, Chords, Tangents and Circumscribed Triangles
- Geometric Constructions with IT Devices and Review
Strand 5: Data Handling & Probability9 lessons
Data Handling
- Meaning of Data and Methods of Collection
- Organising Data using Frequency Distribution Tables
- Choosing Suitable Scales for Graphs
- Constructing and Interpreting Pictographs
- Interpreting Bar Graphs
- Drawing Pie Charts
- Interpreting Pie Charts
- Drawing Line Graphs
- Travel Graphs and Digital Data
Strand 6: Community Service Learning Project6 lessons
- Identifying a Community Problem Through Data
- Project Planning, Timelines, and Permissions
- Gathering Community Data
- Organising and Presenting Data for Community Audiences
- Data Interpretation and Conclusions
- Community Dissemination and Reflection
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