-95.32% is the change from 577 to 27
Calculation steps:
[( 27 - 577 ) ÷ 577] x 100 = -95.32%
Formula
Percentage change = [(27 - 577) / 577] x 100
Subtract the new number by the original number
27 - 577 = -550
-550 ÷ 577 = -0.9532062391681109
-0.9532062391681109 x 100 = -95.32%