Adding and Subtracting Fractions Related Denominators

1/4 + 2/4

• 1/4

• 3//8

• 3/4

• 1/8

9/10 - 7/10

• 16/20

• 1/10

• 2/10

• 13/5

10/18 + 4/18

• 14/18

• 13/18

• 15/18

• 14/36

19/20 - 7/20

• 12/20

• 6/10

• 11/20

• 3/20

What is the sum of these fractions in lowest terms?

• 5/12

• 5/24

• 6/12

• 6/144

What is the sum of these fractions in lowest terms?

• 7/18

• 7/9

• 12/9

• 12/81

5/8 + 2/8

• 12/8

• 2/8

• 7/8

• 1/4

13/18 - 5/18

• 18/18

• 9/18

• 8/18

• 1/2

8/14 + 2/14

• 6/9

• 6/14

• 10/14

• 4/9

18/20 - 6/20

• 1/20

• 24/20

• 6/10

• 12/20