Lessons on Percentages

4 Part Key Stage 3 Lessons

Ages 11 - 13

Calculating a Percentage Change

Ages 11 - 13

Expressing One Number as a Percentage of Another

Ages 11 - 13

Finding Percentages without a Calculator

Ages 11 - 13

Calculating a Simple Interest

Ages 11 - 13

Finding the Original Amount – Percentage Changes

4 Part GCSE Lessons

Ages 14 - 16

Reverse Percentages after Compound Change

Ages 14 - 16

Calculating a Repeated Percentage Change

Ages 14 - 16

Reverse Percentages

Ages 14 - 16

Percentage Increases

Ages 14 - 16

Percentage Decreases

Ages 14 - 16

Percentages of an Amount Non-Calculator Methods

Ages 14 - 16

Percentages of an Amount Calculator Methods

Ages 14 - 16

Writing Percentages

Ages 14 - 16

Compound Percentage Increases

Ages 14 - 16

Compound Percentage Decrease

4 Part Revision Lessons

Mr Mathematics Blog

Developing Mathematical Thinking Beyond Procedural Fluency

A research-backed case exploring why over-reliance on automated math homework platforms and repetitive worksheets lowers student expectations, and how departments can build genuine mathematical thinking.

Converting Between Fractions, Decimals and Percentages

How to teach converting between fractions, decimals and percentages.

From Key Skills to Deep Connections: Problem Solving in Secondary Maths

Four problem solving lessons to develop student’s mathematical reasoning and communication skills.