77.19% is the change from 171 to 303
Calculation steps:
[( 303 - 171 ) ÷ 171] x 100 = 77.19%
Formula
Percentage change = [(303 - 171) / 171] x 100
Subtract the new number by the original number
303 - 171 = 132
132 ÷ 171 = 0.7719298245614035
0.7719298245614035 x 100 = 77.19%