What is 4/5 of 20.5?
To find 4/5 of 20.5 the first step is to convert 4/5 into a decimal. You can do that by dividing 4 by 5. 4/5 is .8 so your equation would now be .8 of 20.5 "of" states that you are multiplying, so .8 times 20.5 is 16.44/5 of 20.5 is 16.4
It would be 4/5 * 20.5 = 16.4