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Adding Fractions Assessment Worksheet
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Adding Fractions Assessment Worksheet
Choose the best answer in Part 1. In Parts 2 and 3, show your steps and simplify each fraction when possible.
Multiple Choice
Select one answer for each question.
1.What is the least common denominator of 1/5 and 1/6?
- 11
- 15
- 30
- 36
2.Find 1/4 + 2/3.
- 3/7
- 3/12
- 11/12
- 5/6
3.Which pair of fractions shows 3/8 + 1/6 rewritten with a common denominator?
- 9/24 + 4/24
- 3/24 + 1/24
- 6/16 + 2/16
- 9/14 + 4/14
4.What is 5/6 + 1/4 in simplest form?
- 6/10
- 1 1/12
- 1 1/6
- 13/24
5.Which fraction is already in simplest form?
- 8/12
- 9/15
- 11/14
- 12/18
Show Your Work
Add the fractions. Show how you make the denominators alike, then simplify your answer.
6.Add 3/10 + 1/5. Give your answer in simplest form.
7.Add 5/8 + 1/3. Write the result as a mixed number if needed, and simplify.
8.Explain how you could choose a common denominator to add 2/7 and 1/4. Then show the addition and give the sum.
Fraction Stories
Solve each problem. Include the unit in your answer.
9.Brianna walked 3/5 mile in the morning and 1/4 mile in the afternoon. How many miles did she walk altogether? Simplify your answer.
10.For a batch of muffins, Elijah uses 2/3 cup of oats and 3/10 cup of raisins. How many cups of oats and raisins does he use in all? Give the answer in simplest form.
11.Ethan used 1/3 of his weekly allowance for a game and 1/6 for a snack. What fraction of his allowance did he use altogether? Is that more or less than half? Show how you know.
3 printable pages
Page 1
Page 2
Page 3
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