-85.59% is the change from 576 to 83
Calculation steps:
[( 83 - 576 ) ÷ 576] x 100 = -85.59%
Formula
Percentage change = [(83 - 576) / 576] x 100
Subtract the new number by the original number
83 - 576 = -493
-493 ÷ 576 = -0.8559027777777778
-0.8559027777777778 x 100 = -85.59%