Multiply Fractions and Whole Numbers

Front

What is a fraction?

Back

A fraction represents a part of a whole and is written as 'a/b', where 'a' is the numerator (part) and 'b' is the denominator (whole).

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, 2/3 x 4 = (2 x 4)/3 = 8/3.

Front

What does it mean to simplify a fraction?

Back

Simplifying a fraction means reducing it to its simplest form, where the numerator and denominator have no common factors other than 1.

Front

What is the product of 1/2 and 3?

Back

1/2 x 3 = 3/2 or 1 1/2.

Front

If you have 1/4 of a pizza and you want to find out how much pizza you have if you get 3 times that amount, what do you do?

Back

Multiply 1/4 by 3: 1/4 x 3 = 3/4.

Front

What is the result of multiplying two fractions, 2/3 and 3/4?

Back

2/3 x 3/4 = (2 x 3)/(3 x 4) = 6/12, which simplifies to 1/2.

Front

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

Back

Divide the numerator by the denominator. The quotient is the whole number, and the remainder is the new numerator over the original denominator.

Front

What is a mixed number?

Back

A mixed number is a whole number combined with a fraction, such as 2 1/3.

Front

If a recipe calls for 1/3 cup of sugar and you want to make double the recipe, how much sugar do you need?

Back

1/3 x 2 = 2/3 cup of sugar.

Front

What is the first step in multiplying fractions?

Back

Multiply the numerators together to get the new numerator.