-93.37% is the change from 845 to 56
Calculation steps:
[( 56 - 845 ) ÷ 845] x 100 = -93.37%
Formula
Percentage change = [(56 - 845) / 845] x 100
Subtract the new number by the original number
56 - 845 = -789
-789 ÷ 845 = -0.9337278106508876
-0.9337278106508876 x 100 = -93.37%