🧮 Add & Subtract Fractions (Like Denominators)

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Solve each problem. Show your working if you need to.

1.11/12 + 10/12 =

2.9/10 − 1/10 =

3.2/5 + 1/5 =

4.7/8 − 2/8 =

5.2/4 + 3/4 =

6.2/4 − 2/4 =

7.5/8 + 3/8 =

8.6/8 − 1/8 =

9.1/4 + 3/4 =

10.4/6 − 1/6 =

11.1/10 + 9/10 =

12.5/10 − 2/10 =

13.6/12 + 2/12 =

14.9/12 − 2/12 =

15.4/6 + 1/6 =

16.6/8 − 4/8 =

17.3/10 + 7/10 =

18.7/8 − 7/8 =

19.5/12 + 7/12 =

20.5/6 − 1/6 =

Answer key: 1. 21/12 = 1 9/12 · 2. 8/10 · 3. 3/5 · 4. 5/8 · 5. 5/4 = 1 1/4 · 6. 0/4 · 7. 8/8 = 1 · 8. 5/8 · 9. 4/4 = 1 · 10. 3/6 · 11. 10/10 = 1 · 12. 3/10 · 13. 8/12 · 14. 7/12 · 15. 5/6 · 16. 2/8 · 17. 10/10 = 1 · 18. 0/8 · 19. 12/12 = 1 · 20. 4/6

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Worksheets › Grade 4 › Numbers & maths

Grade 4 (ages 9–10)Numbers & mathsFree printable PDF

About this grade 4 worksheet

Free 4th grade worksheet: add and subtract fractions and mixed numbers with like denominators. 20 problems with answer key. Skill: Adding and subtracting fractions. Level: Grade 4 — also suits Year 5 (UK).

For teachers: skills & standards

CCSS 4.NF.B.3: Add and subtract fractions with like denominators
Works as a morning-work page, a centre/station activity, homework or an early-finisher task.

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What age is it for?

It is designed for Grade 4 (ages 9–10), but use it with any child who is ready.

What skills does it build?

Adding and subtracting fractions.

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