-40.38% is the change from 852 to 508
Calculation steps:
[( 508 - 852 ) ÷ 852] x 100 = -40.38%
Formula
Percentage change = [(508 - 852) / 852] x 100
Subtract the new number by the original number
508 - 852 = -344
-344 ÷ 852 = -0.40375586854460094
-0.40375586854460094 x 100 = -40.38%