-49.06% is the change from 852 to 434
Calculation steps:
[( 434 - 852 ) ÷ 852] x 100 = -49.06%
Formula
Percentage change = [(434 - 852) / 852] x 100
Subtract the new number by the original number
434 - 852 = -418
-418 ÷ 852 = -0.49061032863849763
-0.49061032863849763 x 100 = -49.06%