258.48% is the change from 171 to 613
Calculation steps:
[( 613 - 171 ) ÷ 171] x 100 = 258.48%
Formula
Percentage change = [(613 - 171) / 171] x 100
Subtract the new number by the original number
613 - 171 = 442
442 ÷ 171 = 2.584795321637427
2.584795321637427 x 100 = 258.48%