-60.56% is the change from 502 to 198
Calculation steps:
[( 198 - 502 ) ÷ 502] x 100 = -60.56%
Formula
Percentage change = [(198 - 502) / 502] x 100
Subtract the new number by the original number
198 - 502 = -304
-304 ÷ 502 = -0.6055776892430279
-0.6055776892430279 x 100 = -60.56%