changing the subject​

Changing the Subject​

By the end of this unit, students will be able to:understand the concept of changing the subject and its importance in solving equations;rearrange equations to…
Target Age:

Lesson Overview

By the end of this unit, students will be able to:

  1. understand the concept of changing the subject and its importance in solving equations;
  2. rearrange equations to make a specific variable the subject;
  3. apply their understanding to solve problems involving changing the subject.

Curriculum Alignment: Key Stage 4: Algebra

  • Simplify and manipulate algebraic expressions (including those involving surds {and algebraic fractions}) by:
    • simplifying expressions involving sums, products and powers, including the laws of indices.
Last updated on: February 20, 2026

More Resources You’ll Love

upper and lower bounds
Upper and Lower Bounds
systematic listings and the product rule for counting
Systematic Listings and the Product Rule for Counting
estimating answers
Estimating Answers
simplifying surds
Introduction to Surd