What is 10 percent of 21.15?

Answer: 10% of 21.15 is 2.12.

You want to know the answer to this question: what is 10 percent of 21.15? 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.

\(10\%\) = \(10 \over 100 \) = \(0.1\)

Step 2: We use the following formula:

\(\text{Percentage of a value}\) = \(X \cdot P\%\)

• \(X = 21.15\)
• \(P\% = 10\%\) = \(10 \over 100 \) = \(0.1\)

\(Answer: 21.15 \cdot 10\%\) = \(21.15 \cdot 0.1\) = \(2.12\)

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