-95.18% is the change from 477 to 23
Calculation steps:
[( 23 - 477 ) ÷ 477] x 100 = -95.18%
Formula
Percentage change = [(23 - 477) / 477] x 100
Subtract the new number by the original number
23 - 477 = -454
-454 ÷ 477 = -0.9517819706498952
-0.9517819706498952 x 100 = -95.18%