-59.13% is the change from 504 to 206
Calculation steps:
[( 206 - 504 ) ÷ 504] x 100 = -59.13%
Formula
Percentage change = [(206 - 504) / 504] x 100
Subtract the new number by the original number
206 - 504 = -298
-298 ÷ 504 = -0.5912698412698413
-0.5912698412698413 x 100 = -59.13%