-81.22% is the change from 458 to 86
Calculation steps:
[( 86 - 458 ) ÷ 458] x 100 = -81.22%
Formula
Percentage change = [(86 - 458) / 458] x 100
Subtract the new number by the original number
86 - 458 = -372
-372 ÷ 458 = -0.8122270742358079
-0.8122270742358079 x 100 = -81.22%