Add and Subtract Fractions Word Problems

What must you do first in order to add or subtract fractions with unlike denominators?

• add the numerators

• add the denominators

• find a common denominator

• find a common numerator

Tiffany bought 2/5 kg of cherries.  Linda bought 1/10kg of cherries.  How many kg of cherries did they buy altogether?  

• 1/5 kg

• 3/10 kg

• 5/15 kg

• 1/2 kg

Penny raked 3/5 of her yard on Saturday and 1/3 of her yard on Sunday. How much of her yard did she rake?
What operation do you use to solve this problem?

• Add

• Subtract

• Multiply

• Divide

Aiden mowed 1/3 of the lawn and stopped to drink a glass of water. He then mowed 1/6 of the lawn before running out of gas. How much of the lawn did he mow?

Write your answer in its simplest form.

• 1/2

• 3/6

• 1/6

• 2/9

Elijah bought a Bamboo plant that was 4 1/2 feet high. When he got it home, he cut 3 1/6 feet off of it. How tall was the plant after he cut it down?

• 1 1/3 feet

• 7 2/3 feet

• 12 1/12 feet

• 1 2/3 feet

After your birthday party there is 2/3 of the cake leftover. If you want to give 1/2 to your grandma, how much of the cake would that be?

• 3/6

• 3/4

• 2/3

• 1/3

Noe jogged 4/5 miles on Monday and 1/10 miles on Tuesday. What is the difference between those two distances?

• 7/10 miles

• 3/10 miles

• 3 miles

• 3/5 miles

3/9 pan of brownies are on the counter. You decide to eat 1/3 of them. How much of the pan of brownies did you eat? How much was leftover after you ate it?

• 1/9 and 2/6

• 0 and 3/9

• 1/9 and 2/9

• 1/9 and 0

Rachel had 1/8 bag of popcorn.

Ethan had 2/3 bag of popcorn.

How much popcorn did they have altogether?

• 3/11

• 3/8

• 3/24

• 19/24

Add these fractions.
1/2 + 1/3 =

• 5/6

• 2/5

• 1/5

• 1