Adding and Subtracting Fractions

Front

4/15 + 5/15

Back

9/15

Front

4/5 - 1/5

Back

3/5

Front

What must you have to in order to add and subtract fractions?

Back

common denominators

Front

Juan ate 3/8 of a pizza, and Nick 4/8 of the same pizza. They used the expression 3/8 + 4/8 to represent how much pizza they ate. What fraction of the pizza did Juan and Nick eat?

Back

7/8

Front

What is the least common denominator for 6/7 and 1/2?

Back

14

Front

Katelyn is making bead necklaces. She is using ¼ cup of large beads and ⅖ cup of small beads. How many cups of beads is Katelyn using?

Back

13/20 cup 

Front

Oscar began his pizza delivery route with 4/6 of a tank of gas in his car. When he made it back to the pizzeria, 2/6 of a tank of gas was left. How much gas did Oscar use making the deliveries?

Back

1/3 tanks