497.18% is the change from 71 to 424
Calculation steps:
[( 424 - 71 ) ÷ 71] x 100 = 497.18%
Formula
Percentage change = [(424 - 71) / 71] x 100
Subtract the new number by the original number
424 - 71 = 353
353 ÷ 71 = 4.971830985915493
4.971830985915493 x 100 = 497.18%