Numihana13 − 8 =
××××××××
Answer: ________________
LEARN, PRINT & PRACTISE
Subtraction within 20.
Take away an amount without going below zero.
Numihana · England Year 1
Subtraction within 20
Practice sheet
Name: ______________
Date: ______________
Take away an amount without going below zero.
13 − 0 =
Answer: ________________
10 − 7 =
×××××××
Answer: ________________
1 − 0 =
Answer: ________________
10 − 0 =
Answer: ________________
8 − 2 =
××
Answer: ________________
Numihana · England Year 1
Subtraction within 20
Answer key
Name: ______________
Date: ______________
Take away an amount without going below zero.
13 − 8 =
××××××××
Answer: 5
13 − 0 =
Answer: 13
10 − 7 =
×××××××
Answer: 3
1 − 0 =
Answer: 1
10 − 0 =
Answer: 10
8 − 2 =
××
Answer: 6
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The skill behind this activity
Take away an amount without going below zero.
Department for Education: mathematics programmes of study ↗
Year 1 → Number → Addition and subtraction · Selected statutory skill. Pack 2.2.0 · source checked 2026-10-12.
For teachers and parents
Find the difference. A written exchange changes how the top number is represented without changing its value.
A common slip
Do not subtract the smaller digit from the larger in each column regardless of position.
Worked example
1 − 1 =
×
Answer: 0
Find the difference. A written exchange changes how the top number is represented without changing its value.