Lessons on Algebraic Expressions

4 Part Lessons Key Stage 3

Diagrams with algebra

Collecting like terms

Multiplying and dividing with algebra

Writing expressions with algebra

Substituting numbers into expressions

Finding the unknown

Expanding a pair of brackets

Factorising expressions

Expanding brackets and collecting like terms

4 Part Lessons GCSE

Collecting Like Terms

Simplifying Products and Quotients

Substitution into Expressions

Expanding Brackets

Factorising Terms

Factorising Expressions with Powers

Expanding Quadratics

Factorising Quadratics

Factorising Quadratics ax2 + bx + c

Expanding Cubic Expressions

Revision Lessons

Simplifying Expressions

Expanding Brackets

Factorising Expressions

Expanding Quadratics

Factorising x^2 + bx + c

Expanding Cubics

Mr Mathematics Blog

Trigonometric Identities Sin, Cos and Tan

September 15, 2020

How to introduce the sin, cos and tan trigonometric identities.

Calculating a Reverse Percentage

September 3, 2020

How to teach calculating the original amount after a percentage change.

Comparing Datasets using the Mean and Range

August 25, 2020

The importance of the range when comparing comparing datasets.