Adding and Subtracting Fractions with Unlike Denominators

Front

Common denominator for 2/3 and 3/4? Options: 3, 4, 7, 12

Back

12

Front

Which of these numbers could NOT be a common denominator for these two fractions?
1/6   and   1/4
Options: 12, 18, 24, 36

Back

18

Front

Fill in the blank to create a true number sentence: 3/5 = __ /10

Back

6

Front

1/2 + 1/3 + 1/5 =

Back

31/30

Front

4/5 - 1/20 =

Back

15/20

Front

(4/5 - 1/10) + 2/3 =

Back

41/30

Front

Lyla used 7/10 of a scoop of brown sugar and 1/2 of a scoop of white sugar. How much more brown sugar did she use?

Back

1/5 

Front

Cora served 1/2 gallon of hot chocolate and 1/10 gallon of apple cider. How much in total did she serve?

Back

3/5

Front

5/8 cup of oil + 3/4 cup of water = ?

Back

1 3/8

Front

Marty made two types of cookies. He used 2/3 cup of sugar for one recipe and 1/4 cup of sugar for the other. How much sugar did he use in all?

Back

11/12