-97.32% is the change from 523 to 14
Calculation steps:
[( 14 - 523 ) ÷ 523] x 100 = -97.32%
Formula
Percentage change = [(14 - 523) / 523] x 100
Subtract the new number by the original number
14 - 523 = -509
-509 ÷ 523 = -0.9732313575525813
-0.9732313575525813 x 100 = -97.32%