Finding a percentage of a number.
What is 66% of 21?© SolutionLibrary Inc. solutionlibary.com 9836dcf9d7 https://solutionlibrary.com/math/consumer-mathematics/finding-a-percentage-of-a-number-1kb
...ke 66%... you need to remember that 66% is the same as 66/100 = 0.66. So to get 66% of 21:
0.66 * 21 = 13.86.
If you don't need to be so exact (for example, if you need to do a quick estimation in your head, just to get an idea of about how big of a number you're talking about), you ...