-58.17% is the change from 502 to 210
Calculation steps:
[( 210 - 502 ) ÷ 502] x 100 = -58.17%
Formula
Percentage change = [(210 - 502) / 502] x 100
Subtract the new number by the original number
210 - 502 = -292
-292 ÷ 502 = -0.5816733067729084
-0.5816733067729084 x 100 = -58.17%