#1**+1 **

21%

Remember that "percent"....means "per hundred"....so we have "21 per 100" =

21 / 100

CPhill Nov 19, 2018

#2**+2 **

I used to think that the percent sign (%) was made of a "1" and two ''0"s, which can be formed into 100. So a percent (%) of something is something out of 100.

21% = \(\dfrac{21}{100}.\)

PartialMathematician Nov 19, 2018