MathsYears 7–9Algebra

Simplifying expressions

Collect like terms and simplify algebraic expressions

What you'll learn

  1. 1

    Imagine you have 3 apples and your friend gives you 2 more apples. You now have 5 apples — that's simplifying!

  2. 2

    What is a + a + a?

  3. 3

    Group the 🍎 symbols to simplify: a + a + a + a + a

  4. 4

    Simplify: 2a + 3a + a

  5. 5

    Simplify: 4b + 2b

  6. 6

    Now try: 5c + 2c + c. Drag the terms to group them.

  7. 7

    Simplify: 3x + 4x + 2x

Practise Simplifying expressions with Whizlo

Free AI-tutored lessons, unlimited practice questions, and progress tracking for ages 11–14. Aligned to the UK National Curriculum.