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Mixed Number Arithmetic Help

By — McGraw-Hill Professional
Updated on Sep 26, 2011

Adding Mixed Numbers

You can add (or subtract) two mixed numbers in one of two ways. One way is to add the whole numbers then add the fractions.

Mixed Number Arithmetic

The other way is to convert the mixed numbers into improper fractions then add.

Mixed Number Arithmetic

Find practice problems and solutions at Mixed Number Arithmetic Practice Problems - Set 1.

Multiplying Mixed Numbers

When multiplying mixed numbers first convert them to improper fractions, and then multiply. Multiplying the whole numbers and the fractions is incorrect because there are really two operations involved—addition and multiplication:

Mixed Number Arithmetic Solutions

Convert the mixed numbers to improper fractions before multiplying.

Mixed Number Arithmetic Solutions

Find practice problems and solutions at Mixed Number Arithmetic Practice Problems - Set 2.

Dividing Mixed Numbers

Division of mixed numbers is similar to multiplication in that you first convert the mixed numbers into improper fractions before dividing.

Mixed Number Arithmetic Example

Find practice problems and solutions at Mixed Number Arithmetic Practice Problems - Set 3.

More practice problems for this concept can be found at: Algebra Fractions Practice Test.

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