-39.96% is the change from 523 to 314
Calculation steps:
[( 314 - 523 ) ÷ 523] x 100 = -39.96%
Formula
Percentage change = [(314 - 523) / 523] x 100
Subtract the new number by the original number
314 - 523 = -209
-209 ÷ 523 = -0.39961759082217974
-0.39961759082217974 x 100 = -39.96%