65% is the change from 80 to 132
Calculation steps:
[( 132 - 80 ) ÷ 80] x 100 = 65%
Formula
Percentage change = [(132 - 80) / 80] x 100
Subtract the new number by the original number
132 - 80 = 52
52 ÷ 80 = 0.65
0.65 x 100 = 65%
Example