multiplying fractions by 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

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

Back

Multiplying a fraction by a whole number means to take that fraction and add it to itself as many times as the whole number indicates.

Front

What is 1/2 of 8?

Back

4

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.

Front

What is 3/5 of 15?

Back

9

Front

If you have 2/3 of a pizza and you want to find out how much that is if the pizza has 12 slices, how do you calculate it?

Back

Multiply 2/3 by 12: (2/3) * 12 = 8 slices.

Front

What is 4/6 of 18?

Back

12

Front

What is 1/6 x 4?

Back

4/6

Front

What is 3/4 of 16?

Back

12

Front

If Sarah needs 1/3 cup of flour for 1 pie, how much does she need for 9 pies?

Back

3 cups of flour.