-40.85% is the change from 852 to 504
Calculation steps:
[( 504 - 852 ) ÷ 852] x 100 = -40.85%
Formula
Percentage change = [(504 - 852) / 852] x 100
Subtract the new number by the original number
504 - 852 = -348
-348 ÷ 852 = -0.4084507042253521
-0.4084507042253521 x 100 = -40.85%