-92.72% is the change from 577 to 42
Calculation steps:
[( 42 - 577 ) ÷ 577] x 100 = -92.72%
Formula
Percentage change = [(42 - 577) / 577] x 100
Subtract the new number by the original number
42 - 577 = -535
-535 ÷ 577 = -0.9272097053726169
-0.9272097053726169 x 100 = -92.72%