-80.96% is the change from 457 to 87
Calculation steps:
[( 87 - 457 ) ÷ 457] x 100 = -80.96%
Formula
Percentage change = [(87 - 457) / 457] x 100
Subtract the new number by the original number
87 - 457 = -370
-370 ÷ 457 = -0.8096280087527352
-0.8096280087527352 x 100 = -80.96%