What is % of ?
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What is 20 percent of 42?
Answer: 20% of 42 is 8.4.
You want to know the answer to this question: what is 20 percent of 42? Here is a very simple step-by-step guide to find out.
Step 1: A percentage is a number or ratio expressed as a fraction of 100.
\(20\%\) = \(20 \over 100 \) = \(0.2\)
Step 2: We use the following formula:
\(\text{Percentage of a value}\) = \(X \cdot P\%\)
• \(X = 42\)
• \(P\% = 20\%\) = \(20 \over 100 \) = \(0.2\)
\(Answer: 42 \cdot 20\%\) = \(42 \cdot 0.2\) = \(8.4\)
• \(X = 42\)
• \(P\% = 20\%\) = \(20 \over 100 \) = \(0.2\)
\(Answer: 42 \cdot 20\%\) = \(42 \cdot 0.2\) = \(8.4\)
Use the percentage calculator to solve other similar percentage calculation questions.
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