Multiplying & Dividing Fractions Review

What is the reciprocal of 3?

• -3

• 0

• 1

• 16

• 18

Answer explanation

Make 20 a whole number by adding a 1 in the denominator. Then multiply straight across.

4 x 20 = 80

1 x 5 = 5

80 ÷ 5 = 16

• Divide 5 and 16 by 5.

• Divide 16 and 24 by 8.

• Divide 3 and 24 by 3.

• Divide 3, 16 and 24 by 3.

Answer explanation

You can only simplify numbers that are across from each other.

• 4

• 8

Answer explanation

Make 6 a whole number by adding a 1 in the denominator. Then multiply straight across.

6 x 2 = 12

1 x 3 = 3

12 ÷ 3 = 4

• 3

• 4

• 8

• 9

• 12

• 8

What is the reciprocal of 7?

• -7

• 14

• 9