632.39% is the change from 71 to 520
Calculation steps:
[( 520 - 71 ) ÷ 71] x 100 = 632.39%
Formula
Percentage change = [(520 - 71) / 71] x 100
Subtract the new number by the original number
520 - 71 = 449
449 ÷ 71 = 6.323943661971831
6.323943661971831 x 100 = 632.39%