-40.96% is the change from 852 to 503
Calculation steps:
[( 503 - 852 ) ÷ 852] x 100 = -40.96%
Formula
Percentage change = [(503 - 852) / 852] x 100
Subtract the new number by the original number
503 - 852 = -349
-349 ÷ 852 = -0.4096244131455399
-0.4096244131455399 x 100 = -40.96%