-40.61% is the change from 852 to 506
Calculation steps:
[( 506 - 852 ) ÷ 852] x 100 = -40.61%
Formula
Percentage change = [(506 - 852) / 852] x 100
Subtract the new number by the original number
506 - 852 = -346
-346 ÷ 852 = -0.4061032863849765
-0.4061032863849765 x 100 = -40.61%