Adding and Subtracting Fractions

Front

What is the least common denominator of 1/2 and 3/7?

Back

14

Front

What is the least common denominator of 1/9 and 2/3?

Back

9

Front

What is the least common denominator of 3/5 and 5/7?

Back

35

Front

1/5 + 2/5 =

Back

3/5

Front

2/7 + 3/7 =

Back

5/7

Front

Oscar began his pizza delivery route with ⁴/₆ of a tank of gas. He returned with ²/₆ of a tank. How much gas did he use?

Back

¹/₃ tanks

Front

Back

1

Front

Back

1/6

Front

Solve and Simplify.
³/₄ - ¹/₄ = ?

Back

¹/₂

Front

8/9 - 1/3 =

Back

5/9