Adding and Subtracting 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 add fractions with different denominators?

Back

To add fractions with different denominators, find a common denominator, convert the fractions, and then add the numerators.

Front

What is the common denominator of 5 and 10?

Back

The common denominator of 5 and 10 is 10.

Front

What is the sum of 3/5 and 3/10?

Back

9/10

Front

How do you subtract fractions with different denominators?

Back

To subtract fractions with different denominators, find a common denominator, convert the fractions, and then subtract the numerators.

Front

What is the common denominator of 12 and 3?

Back

The common denominator of 12 and 3 is 12.

Front

What is the sum of 5/12 and 1/3?

Back

3/4

Front

What is the difference between 11/12 and 1/4?

Back

2/3

Front

What is the difference between 3/4 and 2/3?

Back

1/12

Front

What is a mixed number?

Back

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