Adding/Subtracting Fractions

My sister and I ate some of the cookies she made. She ate 3/5 of them and I ate 1/10 of them. How much of the cookies did we eat?

• 1/2 of the cookies
• 7/10 of the cookies
• 4/15 of the cookies

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Rachel spent 1/3 of her allowance on a new book and 2/5 of her allowance on some pencils. How much of her allowance did she spend?

• 2/15 of her allowance
• 3/8 of her allowance
• 11/15 of her allowance

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

My dad was painting my bedroom. He started with 5/9 of a can of paint. He used 1/3 of the can. How much paint did he have left?

• 2/9 of a can of paint
• 1/2 of a can of paint
• 2/3 of a can of paint

Oliver and Charlie are eating from the same box of cereal. Oliver eats 2/12 of the box and Charlie eats 2/6 of the box. How much of the cereal do they eat together? Simplify the fraction.

• 1/3 of the box of cereal
• 4/18 of the box of cereal
• 1/2 of the box of cereal

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Solve. Simplify the fraction if needed.
3/9 + 1/3

• 4/12
• 7/9
• 2/3

Oliver slept for 8 1/3 hours last night. This is 2 5/6 hours more than his little brother slept. How long did Oliver's little brother sleep?

• 5 1/2 hours
• 6 1/2 hours
• 11 1/6 hours

1/4 + 7/12

• 11/12
• 5/6
• 8/16
• 8/4

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

2/3 - 1/2

• 1/6
• 1/3
• 1/2
• 3/5

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Cody bought a box of fruit that weighed 3 3 ⁄ 7 kilograms. If he bought a second box that weighed 8 1 ⁄ 3 kilograms, what is the combined weight of both boxes?

• 17⁄ 20
• 11 16⁄ 21
• 11 10⁄ 12

What is the difference between 5 2/8 and 3 5/16?

• 2 1/16

• 1 9/16

• 1 15/16

• 2 9/16