684.51% is the change from 71 to 557
Calculation steps:
[( 557 - 71 ) ÷ 71] x 100 = 684.51%
Formula
Percentage change = [(557 - 71) / 71] x 100
Subtract the new number by the original number
557 - 71 = 486
486 ÷ 71 = 6.845070422535211
6.845070422535211 x 100 = 684.51%