Intro Dividing Unit Fractions and Whole Numbers

Intro Dividing Unit Fractions and Whole Numbers

Here is an example.

1/2 ÷ 5=

1/2 x 1/5=1/10

Keep 1/2, change ÷ to x , and flip 5 to 1/5

Look at this example.

4 ÷ 1/2=

4 x2=8

Keep 4, change ÷ to x, and flip 1/2 to 2

Now, let's practice .

Multiple Choice

The reciprocal of the whole number 5 is the unit fraction

• 2

• 1/2

• 1/5

• 1/3

Multiple Choice

The reciprocal of the unit fraction 1/7 is the whole number

• 7

• 2

• 6

• 8

Multiple Choice

To solve 4 ÷ 1/3, we would use

• 4 x 3 =12

• 4 x 2 =8

• 1/4 x 3=3/4

• 4 x 1=4

Multiple Choice

To solve 1/4 ÷ 2, we would use

• 4 x 2 = 8

• 5 x 2=10

• 3 x 1 =3

• 1/4 x 1/2 = 1/8