Adding and Subtracting Fractions Like Denominators

What is ¹⁵/₁₆ - ¹²/₁₆?

• ¹/₃

• ⁴/₁₆ or ¹/₄

• ³/₁₆

• ²/₁₆ or ¹/₈

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

2/5  +1/5 + 1/5=

• 3/15

• 4/5

• 2/5

• 4/15

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

11/16 - 3/16

• 1/2

• 1/4

• 1/8

• 1/16

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

3/8 + 2/8

• 5/8

• 1/8

• 5/16

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

What must you have to add and subtract fractions?

• Common numerators

• Different numerators

• Different denominators

• Common denominators

Tags

CCSS.7.NS.A.1C

Harry bought a pizza that had 10 equal slices. His friends ate 7/10 of the pizza and he ate 2/10 of the pizza. What fraction of the pizza was left after they finished eating?

• 9/10

• 5/0

• 1/10

• 5/10

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Sam walked 1/12 of a mile to Toni's house. Then Toni and Sam walked 4/12 of a mile to school. How far did Sam walk in all?

• 5/12

• 1/4

• 5/24

• 3/12

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Tim had 10/12 of a green streamer for a bulletin board. He used 5/12 roll for the border. What fraction of the roll of green streamer does Tim have left?

• 1 3/12

• 5/12

• 5/0

• 15/12

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

1/5 + 1/5 + 1/5 

• 2/5

• 1/5

• 3/5

Tags

CCSS.4.NF.B.3A

6/12 - 3/12

• 9/12

• 3/12

• 8/12

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D