Grade 1
Making 10 (Missing Number) Worksheets
Which number is missing? Number bonds to 10 like 6 + _ = 10 — the foundation for adding across ten.
Free printable PDF · answer key included · new problems every time
Preview · page 1
- 1.2 + ___ = 6
- 2.1 + ___ = 6
- 3.6 + ___ = 9
- 4.1 + ___ = 7
- 5.4 + ___ = 7
- 6.5 + ___ = 6
- 7.2 + ___ = 7
- 8.2 + ___ = 5
- 9.7 + ___ = 9
- 10.4 + ___ = 9
Show answers
1) 4 · 2) 5 · 3) 3 · 4) 6 · 5) 3 · 6) 1 · 7) 5 · 8) 3 · 9) 2 · 10) 5
How to explain it to your child
Count up from the small number to the target — the steps are the answer.
- See where you start and where you need to land. — 6 + ? = 10
- Count up from 6 to 10. — '7, 8, 9, 10'
- Count your steps — that's the missing number. — 4 steps
Example: 6 + ? = 10 — from 6 up to 10 is 4 steps. Answer: 4.
Every sheet has a QR code: if your child gets stuck, they scan it and get this explanation step by step — without giving the answer away.
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Questions parents ask
Are these making 10 (missing number) worksheets really free?
Yes. Your first three downloads need no sign-up; after that a free account lets you print as many as you like. No subscription. Every PDF has an answer key at the back.
Can I get new problems once my child has done this sheet?
Yes. “New problems” makes a fresh sheet on the same topic every time — different numbers, same level.
How do I know which topic my child should practise?
Take the free 5-minute check: your child solves a few problems on the phone, and you get a printable workbook built for exactly their gaps.