Fraction by a Whole Number

Front

What is a fraction?

Back

A fraction represents a part of a whole. It consists of a numerator (top number) and a denominator (bottom number).

Front

What does it mean to multiply a fraction by a whole number?

Back

Multiplying a fraction by a whole number means you are finding that fraction of the whole number.

Front

How do you multiply a fraction by a whole number?

Back

Multiply the numerator of the fraction by the whole number and keep the denominator the same. Then simplify if necessary.

Front

What is 1/2 of 8?

Back

4 (because 1/2 x 8 = 4).

Front

What is 3/4 of 16?

Back

12 (because 3/4 x 16 = 12).

Front

What is the result of 2/3 x 18?

Back

12.

Front

What is the result of 4/9 x 45?

Back

20.

Front

What is 5/8 of 32?

Back

20 (because 5/8 x 32 = 20).

Front

If a recipe calls for 3/5 of a cup of sugar and you want to make half the recipe, how much sugar do you need?

Back

3/10 of a cup (because 3/5 x 1/2 = 3/10).

Front

What is 4/5 of 20?

Back

16.