540.85% is the change from 71 to 455
Calculation steps:
[( 455 - 71 ) ÷ 71] x 100 = 540.85%
Formula
Percentage change = [(455 - 71) / 71] x 100
Subtract the new number by the original number
455 - 71 = 384
384 ÷ 71 = 5.408450704225352
5.408450704225352 x 100 = 540.85%