-87.53% is the change from 457 to 57
Calculation steps:
[( 57 - 457 ) ÷ 457] x 100 = -87.53%
Formula
Percentage change = [(57 - 457) / 457] x 100
Subtract the new number by the original number
57 - 457 = -400
-400 ÷ 457 = -0.87527352297593
-0.87527352297593 x 100 = -87.53%