Solutions by everydaycalculation.com
21% of 90 is 18.9
If you are using a calculator, simply enter 21÷100×90 which will give you 18.9 as the answer.
MathStep (Works offline)
Download our mobile app and learn how to work with percentages in your own time:
Android and iPhone/ iPad
More percentage problems: 42% of 90 21% of 180 63% of 90 21% of 270 105% of 90 21% of 450 147% of 90 21% of 630 21% of what number is 90 21 is what percent of 90
© everydaycalculation.com