-47.83% is the change from 531 to 277
Calculation steps:
[( 277 - 531 ) ÷ 531] x 100 = -47.83%
Formula
Percentage change = [(277 - 531) / 531] x 100
Subtract the new number by the original number
277 - 531 = -254
-254 ÷ 531 = -0.4783427495291902
-0.4783427495291902 x 100 = -47.83%