91.25% is the change from 80 to 153
Calculation steps:
[( 153 - 80 ) ÷ 80] x 100 = 91.25%
Formula
Percentage change = [(153 - 80) / 80] x 100
Subtract the new number by the original number
153 - 80 = 73
73 ÷ 80 = 0.9125
0.9125 x 100 = 91.25%
Example