-30.89% is the change from 984 to 680
Calculation steps:
[( 680 - 984 ) ÷ 984] x 100 = -30.89%
Formula
Percentage change = [(680 - 984) / 984] x 100
Subtract the new number by the original number
680 - 984 = -304
-304 ÷ 984 = -0.3089430894308943
-0.3089430894308943 x 100 = -30.89%