-50.12% is the change from 852 to 425
Calculation steps:
[( 425 - 852 ) ÷ 852] x 100 = -50.12%
Formula
Percentage change = [(425 - 852) / 852] x 100
Subtract the new number by the original number
425 - 852 = -427
-427 ÷ 852 = -0.5011737089201878
-0.5011737089201878 x 100 = -50.12%