Multiplying & Dividing Fractions

1/2÷2/3

• 3/2
• 4/3
• 3/4
• 3 1/4

What are the three steps to dividing fractions?

• keep, flip, change
• keep, change, flip
• change, flip, keep

5/8 ÷ 1/3

• 1 7/8
• 15/8
• 8/15
• 7/8

5/6 ÷ 7/8

• 40/42
• 20/21
• 4/10
• 1 1/2

1/9 ÷ 3/4

• 1/3
• 4/27
• 7/8
• 1/6

1 (1/2) ÷ 3/8

• 1/2
• 12/3
• 4
• 4/8

1/9 ÷ 8 

• 1
• 72
• 1/72
• 8/9

3/8 ÷ 5/12

• 10/9
• 1 1/9
• 9/10
• 1/10

Bob wants to make cookies for his little brother but only wants to make half of a batch. The recipe calls for 2 1/2 cups of sugar. How much sugar will he use in order to make half of the original recipe?   (Write answer in simplest form

• 1
• 5/4
• 1 1/4
• 3/4

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

1/2 x 3/4 

• 3/8
• 3/4
• 4/6
• 3/2