-45.93% is the change from 479 to 259
Calculation steps:
[( 259 - 479 ) ÷ 479] x 100 = -45.93%
Formula
Percentage change = [(259 - 479) / 479] x 100
Subtract the new number by the original number
259 - 479 = -220
-220 ÷ 479 = -0.4592901878914405
-0.4592901878914405 x 100 = -45.93%