# What is the percent of change from 80 to 65?

18.75% decrease

### When changing a percent to a decimal why do you have to move the decimal 2 places?

A percent is simply a decimal number written as a number over 100. For example, .8 = eight tenths = 8/10 = 80/100 = 80 percent. Notice, to get from the original .8 to our answer in percent, we just moved the decimal two places to the right (.8 -> 8. -> 80.) So, to change a percent to a decimal, you just reverse the process, so you move the decimal two places to the…