MathsYears 7–9Number

BIDMAS / Order of operations

Apply the correct order of operations (brackets, indices, division, multiplication, addition, subtraction)

What you'll learn

  1. 1

    Imagine a robot that follows orders in a special sequence — BIDMAS tells us the order! 🧱

  2. 2

    Which comes first in BIDMAS? 🧠

  3. 3

    Let's work out 3 + 2 × 5 together. 🧮

  4. 4

    Use the number line to find 4 × 2 + 1 — remember, multiply first! 🐸

  5. 5

    What is 10 − 3 × 2? 🧪

  6. 6

    Now with brackets: (3 + 4) × 2. 🔍

  7. 7

    What is (6 + 2) ÷ 2? 🎯

Practise BIDMAS / Order of operations with Whizlo

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