Multiply & Divide Fractions

Front

What is a fraction?

Back

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

Front

What does it mean to multiply fractions?

Back

Multiplying fractions involves multiplying the numerators together and the denominators together.

Front

How do you find the product of 2/3 and 4/5?

Back

Multiply the numerators: 2 * 4 = 8. Multiply the denominators: 3 * 5 = 15. The product is 8/15.

Front

What is the reciprocal of a fraction?

Back

The reciprocal of a fraction is obtained by flipping the numerator and denominator.

Front

What is the reciprocal of 1/2?

Back

The reciprocal of 1/2 is 2/1 or simply 2.

Front

How do you divide fractions?

Back

To divide fractions, multiply by the reciprocal of the second fraction.

Front

What is 3 ÷ 1/4?

Back

3 ÷ 1/4 is the same as 3 * 4/1 = 12.

Front

If you have 1/2 of a pizza and you want to share it with 2 friends, how much does each person get?

Back

Each person gets 1/2 ÷ 3 = 1/6 of the pizza.

Front

What is the product of 1/4 and 1/2?

Back

1/4 * 1/2 = 1/8.

Front

How do you convert a mixed number to an improper fraction?

Back

Multiply the whole number by the denominator, add the numerator, and place that over the original denominator.