Add and Subtract Fractions Like Denominators

What is the total of the fractions shown in the models?

• 10/8 = 1 2/8

• 11/8 = 1 3/8

• 10/16

• 2/8

Tags

CCSS.4.NF.B.3A

Add the following fractions. SIMPLIFY

• ⁶⁄₈

• ³⁄₄

• 4⁄₃

• 7⁄₄

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

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

Rachel used 5/8 of a can of blue paint. She also used 3/8 of a can of yellow paint. How much more blue paint than yellow paint did Rachel use? (*Hint: Simplify)

• 2/8

• 1

• 1/4

• 8/16

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Ashley spent 2/6 of an hour reading a book and 1/6 of an hour studying for her math test. How long did Ashley spend reading and studying her math altogether? (*Hint: Simplify)

• 1/2 hour

• 1/6 hour

• 3/12 hour

• 3/6 hour

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Mrs. Scott wants to jog 7/10 of a mile. After jogging 3/10 of a mile, her shoelaces become untied and she stops to retie them. How much more does Mrs. Scott need to jog to finish her run? (*Hint: Simplify)

• 1/10 of a mile

• 2/5 of a mile

• 10/20 of a mile

• 1 mile

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Kelly had a Hershey chocolate bar. She broke the bar into 5 pieces. Her friend Grace ate 2/5 of the bar. Her friend Kayla ate 1/5 of the same bar. How much of the bar was left for Kelly to eat?

• 3/5

• 2/5

• 3/10

• 1/5

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Mr. Franklin painted\frac{3}{5} of a table top in the morning. He painted \frac{1}{5} of the table top in the afternoon. Use the model to find the total amount of the table top Mr. Franklin painted. \frac{3}{5}+\frac{1}{5}=

Tags

CCSS.4.NF.B.3A

Tags

CCSS.4.NF.B.3A

Eric had a fraction of a gallon of juice. He poured juice for his family, and had a fraction of a gallon left. Use the model to write an equation to represent Eric's juice.

Tags

CCSS.4.NF.B.3A