Multiplying Fractions Using Cancellation

5 6 3 4 15 5 8 × = = 24

5 6 3 4 × = 10 14 2 × 5 2 × 7 2 5 7 5 7 = = × =

1 5 6 3 4 5 × 3 6 × 4 5 × 3 2 × 3 × 2 × 2 5 8 × = = = 1

1 5 6 3 4 5 × = 8 2

1 2 3 4 8 9 3 × (2 × 2 × 2) (2 × 2) × (3 × 3) 2 × = 3 1 3

1 3 6 12 15 7 8 42 60 7 × = 10 5 2 4

1 1 1 1 5 9 3 × = 1 3 4 9 20 × = 1 5 3 1 1 5 1 3 8 7 9 × = 7 24 3

2 9 5 7 10 63 × =

3 4 4 3 of 1 1 3 4 × = 1 = 1 1 1

2 3 3 2 of 1 1 2 3 × = 1 = 1 1 1

Reciprocals

5 6 6 5 30 × =

7 15 15 7 1 8 8 1 13 1 1 13 13

6 × = = 4 yards 6 1 2 3 4 1 Amanda has 6 pieces of ribbon that are each of a yard long. How many yards of ribbon does she have? 2 3 2 6 1 2 3 4 1 6 × = = 4 yards 1

Ron’s mother asked him to put some of the toys and books on a table for a yard sale. He covered of the table. If of this area was taken by books, what part of the table did he cover with books? 5 6 3 4 1 3 4 5 6 5 8 × = of the table 2

Before the yard sale, there were 12 boxes of items to sell Before the yard sale, there were 12 boxes of items to sell. After the yard sale, Ron filled up of the boxes with items that did not sell. How many boxes of items did not sell? 1 3 4 1 3 12 1 4 1 × = 12 = 4 boxes 1

Complete #1−36 (even) on Student Text pp. 152−53.