Adding Mixed Numbers

Front

What is a mixed number?

Back

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

Front

How do you add mixed numbers?

Back

To add mixed numbers, first add the whole numbers together, then add the fractions. If the fraction sum is improper, convert it to a mixed number.

Front

What is the first step in adding 7 1/2 + 3 4/8?

Back

Convert 3 4/8 to a mixed number and ensure both fractions have a common denominator.

Front

What is 7 1/2 + 3 4/8?

Back

11.

Front

What is the common denominator of 2/5 and 7/10?

Back

The common denominator is 10.

Front

How do you convert 2/5 to a fraction with a denominator of 10?

Back

Multiply the numerator and denominator by 2 to get 4/10.

Front

What is 4 2/5 + 3 7/10?

Back

8 1/10.

Front

What is the sum of 2 1/2 + 5 2/4?

Back

8.

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 sum of 25 2/3 + 31 1/12?

Back

56 3/4.