-95.07% is the change from 852 to 42
Calculation steps:
[( 42 - 852 ) ÷ 852] x 100 = -95.07%
Formula
Percentage change = [(42 - 852) / 852] x 100
Subtract the new number by the original number
42 - 852 = -810
-810 ÷ 852 = -0.9507042253521126
-0.9507042253521126 x 100 = -95.07%