-93.25% is the change from 845 to 57
Calculation steps:
[( 57 - 845 ) ÷ 845] x 100 = -93.25%
Formula
Percentage change = [(57 - 845) / 845] x 100
Subtract the new number by the original number
57 - 845 = -788
-788 ÷ 845 = -0.9325443786982248
-0.9325443786982248 x 100 = -93.25%