315 is 20 percent of what number?
If you take 20 percent of a number and get 315, then what is that number? In other words, you know that 20 percent of a number is 315 and you want to know what that initial number is.
To solve this problem you multiply 315 by 100 and then divide the total by 20 as follows: (315 x 100) / 20
When we put that into our calculator, we get the following answer:
1575
Therefore, the answer to "315 is 20 percent of what number?" is 1575, and you can also derive that 20 percent of 1575 equals 315.
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