Add and Subtract Unlike Fractions Word Problems

Johnny and Elizabeth were playing a video game and trying to get all of the treasure. Johnny got 1/3​ of the treasure. Elizabeth got 5/9 of the treasure. Together, Johnny and Elizabeth got what fraction of the treasure?

• 2/9

• 5/27

• 8/9

• 3/5

Snow fell in Newton twice in one day. The town received 3/8 inch of snow in the morning and another 1/2 inch of snow in the afternoon. How many total inches of snow fell in Newton on that day?

• 1/8

• 3/10

• 5/8

• 7/8

A pitcher contains 2 3/4 pints of orange juice. After you pour 5/8 of a pint into a glass, how much orange juice is left in the pitcher?

• 1/8

• 3 3/8

• 1 3/8

• 2 1/8

Simon has 1/5 of a gallon of cranberry juice, 1/3 of a gallon of apple juice, and 7/10 of a gallon of grape juice. How much juice does Simon have?

• 9/30

• 1/2

• 1  7/30

• 1  13/30

Rhonda mixed 1 1/2 buckets of sand with 2 2/3 buckets of potting soil to make a mixture for planting her cactus. How much soil mixture does she have total?

• 3 3/5

• 4 1/6

• 4 3/6

• 3 1/6

Simon has 1/5 of a gallon of cranberry juice, 1/3 of a gallon of apple juice, and 7/10 of a gallon of grape juice. How much juice does Simon have?

• 9/30

• 1/2

• 1 7/30

• 1 13/30

Three friends shared a pizza. Mary ate 3/8 of the pizza, Jolene ate 3/16 of the pizza, and Susan ate 1/4 of the pizza. After they were finished eating, how much of the pizza was left?

• 1/4

• 3/16

• 4/16

• 1/2

Kayla had 9/10 gal of paint. She painted the ceilings in her bedroom using 2/3 gal and her bathroom using 1/5 gal. How much paint does she have left?

• 13/15

• 7/30

• 19/30

• 1/30

Tara made a snack mix with 3/4 cups of crackers and 2/3 cups of pretzels. She then ate 5/8 cups of the mix for lunch. How much snack mix is left?

• 19/24

• 3/24

• 1/8

• 1/24

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