What is 4 times 21 percent? (4 x 21%)

What is 4 times 21 percent?

Here we will show you two different yet similar ways of calculating 4 times 21 percent (4 x 21%). The idea is to show you different ways of calculating 4 times 21 percent so you will have a good understanding of the underlying process of multiplying any number with any percent.

We start by converting 21 percent to a decimal number by dividing 21 by 100 and then we multiply that decimal number by 4. Here is the math to illustrate:

21 / 100 = 0.21
4 x 0.21 = 0.84

The reason we divide 21 by 100 above is because 21 percent means per 100. You can actually divide by 100 after you multiply 4 by 21 and get the same answer. Again, here is the math to illustrate:

4 x 21 = 84
84 / 100 = 0.84

The key is to remember is that "percent" in 21 percent means per hundred and you have to adjust for that with problems like this. To summarize, here is 4 times 21 percent with the answer:

4 x 21 percent = 0.84

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