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Subtracting up to 20 - Number Bonds (1)

In this worksheet, students must simply know their subtraction number bonds up to 20. No explanations are given.

'Subtracting up to 20 - Number Bonds (1)' worksheet

Key stage: KS 1

Curriculum topic: Number: Addition and Subtraction

Curriculum subtopic: Add and Subtract to 20

Difficulty level:

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Worksheet Overview

QUESTION 1 of 10

In this worksheet, you must know your subtracting number bonds up to 20.

And that means knowing them off by heart.

Example

18 - 3

Answer

15

Remember

14 - 10 = 4 and 17 - 10 = 7 and so on.

16 - 6 = 10 and 18 - 8 = 10 and so on.

5 - 0 = 5 and 19 - 0 = 19 and so on.

8 - 8 = 0 and 12 - 12 = 0 and so on.

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