-41.15% is the change from 853 to 502
Calculation steps:
[( 502 - 853 ) ÷ 853] x 100 = -41.15%
Formula
Percentage change = [(502 - 853) / 853] x 100
Subtract the new number by the original number
502 - 853 = -351
-351 ÷ 853 = -0.4114888628370457
-0.4114888628370457 x 100 = -41.15%