135.09% is the change from 171 to 402
Calculation steps:
[( 402 - 171 ) ÷ 171] x 100 = 135.09%
Formula
Percentage change = [(402 - 171) / 171] x 100
Subtract the new number by the original number
402 - 171 = 231
231 ÷ 171 = 1.3508771929824561
1.3508771929824561 x 100 = 135.09%