The following percentage calculator will make it easy to solve some common percentage word problems. Read your problem carefully and just enter the problem into the most appropriate situation.

% of
?

is what percent of
?

is
% of what?

- The first calculator or the one on top helps you the get the percentage of a number. For example, 4% of 200 is 8.
**Percentage**:**is**in "x% of a number**is**" - The second calculator or the one in the middle help you to get the rate. In the example right above about 4% of 200 is 8, 4% is the rate. If you did not know the rate, then you will enter 8 is what percent of 200 to get the rate.
**Rate**:**x%**in "**x%**of a number is" - The third calculator or the last one helps you to get the base, or the amount you are taking the percent of. In the example right above about 4% of 200 is 8, 200 is the base. If you did not know the base, then you will enter 8 is 4% of what. This means the same as 4% of what number is 8?
**Base**:**a number**in "x% of**a number**is"

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If you don't know fractions very well, you will probably struggle to do well on most math tests. Build a strong foundation in math today before it is too late!

Buy my fractions ebook now. It offers a thorough coverage of fractions!