-95.15% is the change from 577 to 28
Calculation steps:
[( 28 - 577 ) ÷ 577] x 100 = -95.15%
Formula
Percentage change = [(28 - 577) / 577] x 100
Subtract the new number by the original number
28 - 577 = -549
-549 ÷ 577 = -0.951473136915078
-0.951473136915078 x 100 = -95.15%