577.65% is the change from 85 to 576
Calculation steps:
[( 576 - 85 ) ÷ 85] x 100 = 577.65%
Formula
Percentage change = [(576 - 85) / 85] x 100
Subtract the new number by the original number
576 - 85 = 491
491 ÷ 85 = 5.776470588235294
5.776470588235294 x 100 = 577.65%