-52.39% is the change from 523 to 249
Calculation steps:
[( 249 - 523 ) ÷ 523] x 100 = -52.39%
Formula
Percentage change = [(249 - 523) / 523] x 100
Subtract the new number by the original number
249 - 523 = -274
-274 ÷ 523 = -0.5239005736137667
-0.5239005736137667 x 100 = -52.39%