What is 30 out of 42 as a percentage?

When you ask "What is 30 out of 42?" you want to know what percent 30 is out of 42.

Here are step-by-step instructions showing you how we calculated 30 out of 42 as a percentage:

The first step is to divide 30 by 42 to get the answer in decimal form:

30 ÷ 42 ≈ 0.7143

Then, we multiplied the answer from the first step by one hundred to get the answer as a percentage:

0.7143 × 100 = 71.43%

We can prove that the answer is correct by taking 71.43 percent of 42 to get 30:

(42 × 71.43) ÷ 100 ≈ 30

Note that our calculator rounds the answers up to two decimals if necessary. Once again, the answer is as follows:

≈ 71.43%

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