663.01% is the change from 73 to 557
Calculation steps:
[( 557 - 73 ) ÷ 73] x 100 = 663.01%
Formula
Percentage change = [(557 - 73) / 73] x 100
Subtract the new number by the original number
557 - 73 = 484
484 ÷ 73 = 6.63013698630137
6.63013698630137 x 100 = 663.01%