MathsYears 1–2Addition & Subtraction
Number bonds to 10 and 20
Represent and use number bonds and related subtraction facts within 20
What you'll learn
- 1
Imagine you have 10 toy cars. 🚗 You put some in one box and the rest in another. The two numbers that join together to make 10 are called number bonds!
- 2
You have 3 cars. How many more to make 10? 🚗🚗🚗
- 3
Tap the two numbers that add up to 10. 🎯
- 4
Let's find the number bond to 10 for 4. 🧮
- 5
What number goes with 6 to make 10? 🧩
- 6
Now try number bonds to 20! Tap two numbers that add up to 20. 🚀
- 7
What number goes with 12 to make 20? 🤔
Practise Number bonds to 10 and 20 with Whizlo
Free AI-tutored lessons, unlimited practice questions, and progress tracking for ages 5–7. Aligned to the UK National Curriculum.