Adding and Subtracting Fractions Word Problems

On Saturday, Tim and Bob had a sleepover. For dinner, Tim and Bob ate 9/12 of the pizza. Tim ate 5/12 of the pizza. What fraction of the pizza did Bob eat?

• 3/12

• 9/12

• 14/12

• 4/12

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

When adding or subtracting fractions, I NEVER add or subtract the...

• numerators

• denominators

• mixed numbers

• equivalent fractions

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Jenna bought a spool of ribbon for her craft projects. It contained 5 3/4 meters of ribbon.  She used 3 2/5 meters of ribbon for a project.  How many meters of ribbon does Jenna have left?

• 2 7/20

• 1 8/20

• 4 3/20

• 3 7/20

Tags

CCSS.7.NS.A.1C

Thomas walked 1 1/4 miles from his home to his school. Jackson walks 1 2/3 miles from his home to work. How much farther does Jackson walk to school than Thomas?

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Jordan ate 3/9 of the crackers. Sam ate of the 4/9 crackers. What fraction of the crackers is left?

• 7/9

• 2/9

• 1/9

• 5/9

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

The Garden Club has decided to make a terrarium. 1/3 will be for ferns and 1/8 for grass. The rest will be flowers. What fractional part of the terrarium will be flowers?

• 1/24

• 11/24

• 13/24

• 3/8

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

John's full backpack weighs 5 1/2 pounds, and Tyrone's full backpack weighs 6 3/5 pounds. What is the total weight of both boys' backpacks?

• 12 4/10

• 10 2/10

• 11 1/10

• 12 1/10

Tags

CCSS.7.NS.A.1C

There are 20 fruits in a basket. There are 7/20 strawberries, 8/20 bananas and 5/20 apples. Which expression can be used to find the fraction of bananas or apples in the basket?

• 7/20+5/20+8/20

• 8/20+5/20

• 8/8+5/5

• 8/20+7/20

Tags

CCSS.4.NF.B.3A

Is this a correct answer?

• Yes, the student correctly added.

• No, you cannot add unlike denominators

• No, 5 + 7 is not 12

• No, 2 + 3 is not 5

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

When the denominators are not the same, I must find a...

• common numerator

• common denominator

• equivalent fraction

• mixed number

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2