Multiplying 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

How do you multiply fractions?

Back

To multiply fractions, multiply the numerators together and the denominators together. Simplify if possible.

Front

What does it mean to double a recipe?

Back

Doubling a recipe means to multiply all the ingredients by 2 to make twice the amount.

Front

If a recipe calls for 3/4 cup of an ingredient, how much is needed for half the recipe?

Back

You would need 3/4 divided by 2, which equals 3/8 cup.

Front

What is the mixed number 3 7/10 as an improper fraction?

Back

3 7/10 as an improper fraction is 37/10.

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.

Front

What is the process to find a fraction of a whole number?

Back

Multiply the whole number by the numerator and then divide by the denominator.

Front

How do you simplify a fraction?

Back

To simplify a fraction, divide the numerator and the denominator by their greatest common divisor (GCD).

Front

What is the greatest common divisor (GCD)?

Back

The GCD is the largest number that divides two or more numbers without leaving a remainder.

Front

How do you find 2/8 of a number?

Back

Multiply the number by 2/8 (or 1/4) to find the fraction of that number.