-12.35% is the change from 680 to 596
Calculation steps:
[( 596 - 680 ) ÷ 680] x 100 = -12.35%
Formula
Percentage change = [(596 - 680) / 680] x 100
Subtract the new number by the original number
596 - 680 = -84
-84 ÷ 680 = -0.12352941176470589
-0.12352941176470589 x 100 = -12.35%