# How much is 8.1 of nine

Using this tool you can find any percentage in three ways. So, we think you reached us looking for answers like: 1) What is 8.1 percent (%) of nine? 2) 8.1 is what percent of nine? Or may be: How much is 8.1 of nine?

See the solutions to these problems just after the percentage calculator below.

Please change values of the two first boxes of each calculator below to get answers to any combination of values:

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is what % of ?

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## How to work out percentages - Step by Step

Here are the solutions to the questions stated above:

### 1) What is 8.1% of 9?

Always use this formula to find a percentage:

% / 100 = Part / Whole replace the given values:

8.1 / 100 = Part / 9

Cross multiply:

8.1 x 9 = 100 x Part, or

72.9 = 100 x Part

Now, divide by 100 and get the answer:

Part = 72.9 / 100 = 0.729

### 2) 8.1 is what percent of 9?

Use again the same percentage formula:

% / 100 = Part / Whole replace the given values:

% / 100 = 8.1 / 9

Cross multiply:

% x 9 = 8.1 x 100

Divide by 9 and get the percentage:

% = 8.1 x 100 / 9 = 90%

To find more examples, just choose one at the bottom of this page.

## Sample Percent Calculations

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