Adding and subtracting fractions

What is the sum of 3/4 and 1/3?

• 4/7

• 13/12

• 1 1/12

• 5/12

1 6/8 + 3/4

• 1 9/12

• 1 12/8

• 2 1/2

• 3

What is the sum of 2/3 and 8/9?

• They have different numbers

• 10/12

• 14/9

• 1 5/9

4/5 - 3/4

• 1/20

• 1/1

• 7/9

• 16/20

5/6 - 5/12

• 5/12

• 10/18

• 15/12

• 12/5

3 7/8 - 1 2/5 ESTIMATE THE ANSWER!

• 3

• 2 1/2

• 5 1/2

• 1

What is the common denominator of 3/8 and 5/12

• 24

• 8

• 4

• 48

What is the common denominator of 6/12 and 2/4

• 48

• 8

• 4

• 12