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Fraction Addition Subtraction Practice

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Fraction Addition Subtraction Practice

Find a common denominator when needed. Simplify each answer where possible, and show your working for the longer calculations.

Add and subtract fractions with the same denominator

1.Work out 3/7 + 2/7. Give your answer in its simplest form.

2.Calculate 8/9 − 5/9. Write the result as a fraction.

3.Which fraction is equal to 4/10 + 3/10?

7/10
7/20
1/10
7/13

4.A fraction strip is divided into 8 equal parts. Three parts are shaded. If 2 more parts are shaded, what fraction of the strip is shaded now? Simplify your answer.

5.Calculate 9/12 − 4/12. Simplify the answer if possible.

Add and subtract fractions with different denominators

6.Work out 2/3 + 1/4. Show how you make the denominators match.

7.Calculate 5/6 − 1/4. Simplify your answer.

8.What is 1 2/5 + 2 1/10?

3 1/2
3 3/15
2 3/10
4 1/2

9.Find 5 1/3 − 2 3/4. Give your answer as a mixed number.

10.At a skate park, Nia completes 1 3/8 laps of a practice route before a break, then rides another 2 1/4 laps. How many laps does she ride altogether?

11.Callum has 3 1/2 metres of grip tape. He uses 1 3/4 metres to repair his skateboard. How much tape is left?

12.Aisha practises for 2/5 of an hour on the ramps and 1/3 of an hour on the rails. What fraction of an hour does she practise altogether? Give your answer in its simplest form.