Multiplying Fractions with Whole Numbers HW

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). For example, in the fraction 1/2, 1 is the numerator and 2 is the denominator.

Front

How do you multiply a fraction by a whole number?

Back

To multiply a fraction by a whole number, multiply the numerator of the fraction by the whole number and keep the denominator the same. For example, to multiply 2/3 by 4, calculate 2 x 4 = 8, so the answer is 8/3.

Front

What is the result of multiplying 3 by 1/5?

Back

The result is 3/5. You multiply 3 (the whole number) by 1 (the numerator) to get 3, and keep the denominator as 5.

Front

If a recipe calls for 1/5 of a pound of chicken per person, how much is needed for 8 people?

Back

You multiply 1/5 by 8, which equals 8/5 or 1 3/5 pounds of chicken.

Front

What does the expression 6 x 1/5 represent?

Back

It represents multiplying 6 (the whole number) by 1/5 (the fraction), which equals 6/5 or 1 1/5.

Front

How many miles are in 8 laps if one lap is 1/6 of a mile?

Back

You multiply 8 by 1/6, which equals 8/6 or 1 1/3 miles.

Front

What is 3 x 1/5?

Back

The result is 3/5. You multiply 3 by 1 (the numerator) to get 3, and keep the denominator as 5.

Front

If Drew needs 2/3 cup of sugar for one batch of cookies, how much does he need for 4 batches?

Back

You multiply 2/3 by 4, which equals 8/3 or between 2 and 3 cups.

Front

What is the definition of a numerator?

Back

The numerator is the top part of a fraction that indicates how many parts of the whole are being considered.

Front

What is the definition of a denominator?

Back

The denominator is the bottom part of a fraction that indicates the total number of equal parts the whole is divided into.