Multiplying Fractions

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 fractions?

Back

To multiply fractions, multiply the numerators together and the denominators together. For example, (a/b) * (c/d) = (a*c)/(b*d).

Front

What is 4/6 of 24?

Back

16. (4/6) * 24 = 16.

Front

What is 2/3 of 12 3/4?

Back

8 1/2 or 8 6/12. (2/3) * (12 3/4) = 8 1/2.

Front

What fraction of flowers are yellow tulips if 2/5 are tulips and 5/8 of those are yellow?

Back

1/4. (2/5) * (5/8) = 1/4.

Front

If Carl worked for 6 1/4 hours, how long did April work if she worked half as long?

Back

3 1/8 hours. (1/2) * (6 1/4) = 3 1/8.

Front

What does it mean to find a fraction of a number?

Back

Finding a fraction of a number means to take that number and divide it into equal parts, then take the specified number of those parts.

Front

If Doreen lives 3/4 mile from the library, how far does Sheila live if she lives half as far?

Back

Sheila lives 3/8 mile from the library. (1/2) * (3/4) = 3/8.

Front

What is the first step in multiplying mixed numbers?

Back

Convert the mixed number to an improper fraction before multiplying.

Front

What is an improper fraction?

Back

An improper fraction is a fraction where the numerator is greater than or equal to the denominator, such as 9/4.