-76.03% is the change from 680 to 163
Calculation steps:
[( 163 - 680 ) ÷ 680] x 100 = -76.03%
Formula
Percentage change = [(163 - 680) / 680] x 100
Subtract the new number by the original number
163 - 680 = -517
-517 ÷ 680 = -0.7602941176470588
-0.7602941176470588 x 100 = -76.03%