Math Lessons
Interactive mathematical learning experiences with calculators, step-by-step explanations, and practice problems.
Year Level
Math Topic
Algebraic Expressions: Expand, Simplify and Substitute
Turn algebra language into accurate expressions and avoid common bracket mistakes.
Numbers, Factors and Primes
Build precise number language before formal algebra and proof.
The Division Algorithm
Write whole-number division as divisor × quotient + remainder, then check that the remainder is valid.
IGCSE Graph Families Investigation
Recognise quadratic, cubic, reciprocal and exponential graph shapes by their key features.
IGCSE Functions and Transformations
Use function notation, compose and invert simple functions, then describe graph transformations.
IGCSE Linear Graphs and Coordinate Geometry
Read and build straight-line equations, then use coordinates to find midpoints and distances.
IGCSE Sequences and nth Term
Spot patterns, find an nth term, and distinguish arithmetic from geometric sequences.
Ratios, Proportions and Rates
Build the four core methods—simplify, share, unitary, and rates—with clear Lower Secondary examples and practice.
IGCSE Ratio and Proportion: Exam Methods
A clear IGCSE lesson on simplifying ratios, sharing quantities, direct proportion, inverse proportion, and exam-style setup.
Mastering Operations with Negative Numbers
Understand the rules for calculating with positive and negative integers.
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