Adding Fractions with Unlike Denominators

Front

Common denominator for 1/5 and 5/6?

Back

30

Front

Common denominator for 1/6 and 1/4: 12, 18, 24, 36

Back

18

Front

3/8 + 2/4 =

Back

7/8

Front

2/6 + 1/2 =

Back

5/6

Front

1/4 + 3/8 =

Back

5/8

Front

4/8 + 1/3 =

Back

20/24

Front

Aden mixed 5/9 gallons of white paint and 1/6 gallons of blue paint. How many gallons was the mixture in all?

Back

13/18 gallons

Front

5/10 + 8/5

Back

21/10

Front

1 1/2 + 1/4 =

Back

1 3/4

Front

1/18 + 5/6 =

Back

16/18