Adding and Subtracting with Unlike Denominators

• 1
• 3/6
• 1/2
• 2

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

1/9 + 2/27

• 3/27

• 5/27

• 3/27

• 3/36

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

2/6 + 1/2 =

• 5/6

• 3/6

• 4/6

• 3/8

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

8/9 - 1/3 = 

• 7/6

• 5/9

• 2/3

• 8/27

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

• A

• B

• C

• D

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

• 14/16

• 7/8

• 8/7

• 4/10

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

What is the sum of these fractions in lowest terms?

• 4/5

• 3/20

• 17/20

• 4/20

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Sarem, Robin, and Braylan are sharing a pizza. Sarem eats 1/4 of the pizza, Robin eats 1/5 of the pizza, and Braylan eats 3/10 of the pizza. What fraction of the pizza is left?

• 4/5

• 3/20

• 17/20

• 4/20

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

• - 3/56
• 18/56
• - 4/15
• 29/56

Tags

CCSS.7.NS.A.1C

4/5 + 3/8 (be sure to simplify)

• 32/40

• 1 7/40

• 2 5/7

• 1 1/2

Tags

CCSS.7.NS.A.1C