Decomposing and Adding Unit Fractions

Decompose the following fraction:
4 5/8

• 8/8 + 8/8 + 8/8+ 2/8 + 3/8

• 8/8 + 8/8 + 8/8 + 8/8+ 2/8 + 3/8

• 5/5 + 5/5 + 5/5 + 5/5+ 2/5 + 3/5

• 4 + 2/8 + 2/8

Tags

CCSS.4.NF.B.3A

What fraction of the shape would have to be shaded in order to have 10/10 shaded?

• ¹/₁₀

• ⁷/₁₀

• ³/₁₀

• 3/7

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

3/7 +1/7 +1/7 =

• 5/21

• 4/7

• 5/21

• 5/7

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Write 5/6 as the sum of the unit fractions.

• 1/6 + 1/6 + 1/6 + 1/6 + 1/6

• 1/5 + 1/5 + 1/5 + 1/5 + 1/5

• 2/6 + 1/6 + 1/6 + 1/6

• 1/6

Tags

CCSS.4.NF.B.3B

Which of the following is not a way to decompose 8/12

• 1/12, 1/12, 1/12, and 5/12

• 5/12 and 2/12

• 8/12 + 0/12

• 2/12 + 2/12 + 3/12 + 1/12

Tags

CCSS.4.NF.B.3B

Kayden already has 3/9 of one pizza and Laila gave him 2/9 of another pizza.  What fraction of pizza does Kayden have now?

• 5 pizza

• 5/9 pizza

• 1/9 pizza

• 6/9 pizza

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

What is a way to decompose 3 5/9?

• ^{_{1 + 1 + 1 + 3/9}}

• ^{_{1 + 5/9 + 1 + 1}}

• ^{_{5/5 + 5/5 + 5/5 + 5/9}}

• 9/9 + 9/9 + 1/9 + 1/9 + 3/9

Tags

CCSS.4.NF.B.3A

2/5  + 1/5 + 1/5 + 1 + 1 =

• 4/5

•  2 4/5

• 2 2/5

• 2 4/15

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Decompose the following fraction:
5/8

• 1/8 + 1/8 + 1/8 + 2/8

• 3/8 + 2/3

• 1/8 + 3/8

• 8/2 + 8/3

Tags

CCSS.4.NF.B.3B