Fractions and Mixed Numbers: adding/sub/multi.

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 is a mixed number?

Back

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

Front

How do you multiply fractions?

Back

To multiply fractions, multiply the numerators together and the denominators together. For example, 1/2 x 3/4 = (1x3)/(2x4) = 3/8.

Front

Do you need common denominators when multiplying fractions?

Back

False. You do not need common denominators when multiplying fractions.

Front

What is the product of 1/8 x 2/3?

Back

1/12.

Front

How do you add fractions with different denominators?

Back

Find a common denominator, convert the fractions, then add the numerators.

Front

What is the difference of 7/8 - 1/3?

Back

13/24.

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. For example, 1 1/2 = (1x2 + 1)/2 = 3/2.

Front

What is 3 x 1/2?

Back

1 1/2.

Front

What is the sum of 1/4 + 1/4?

Back

1/2.