# Increase 65 by 80 percent?

heya!

um, u usually get a calculator and do it...

here's the working out:

/ >>divide

* >>multiply

65/1 * 80/100 = 52

65 + 52 = **117**

hope this helps!

luv ella.lovella xx

### 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…