-58.37% is the change from 502 to 209
Calculation steps:
[( 209 - 502 ) ÷ 502] x 100 = -58.37%
Formula
Percentage change = [(209 - 502) / 502] x 100
Subtract the new number by the original number
209 - 502 = -293
-293 ÷ 502 = -0.5836653386454184
-0.5836653386454184 x 100 = -58.37%