Unit 5 Review: Adding and Subtracting Fractions

What are some ways to decompose 5/6?

​ (a)   ​ (b)   ​ (c)   ​

• 2/6 + 2/6 + 1/6
• 2/6 + 3/6
• 1/6 + 1/6 + 1/6 + 1/6 + 1/6 + 1/6
• 3/6 + 3/6
• 2/6 + 2/6
• 1/6 + 1/6 + 1/6 + 1/6 + 1/6

Tags

CCSS.4.NF.B.3

• Yes

• No

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CCSS.4.NF.B.3

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CCSS.4.NF.B.3

What is the value of x?

• 2

• 3

• 4

• 5

Tags

CCSS.4.NF.B.3

I am thinking of two fractions with the same denominator. When I add the fractions together the sum is 9/10. What could the fractions be?

​

Tags

CCSS.4.NF.B.3

Sara and two friends shared a pizza. Sara ate 4/12 of the pizza. Her two friends ate the rest, and they both ate the same amount. How much pizza did each friend eat?

​

d

e

8

4

6

12

2

Tags

CCSS.4.NF.B.3

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CCSS.4.NF.B.3

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CCSS.4.NF.B.3

Solve

• 5

Tags

CCSS.4.NF.B.3

Tags

CCSS.4.NF.B.3