-88.82% is the change from 680 to 76
Calculation steps:
[( 76 - 680 ) ÷ 680] x 100 = -88.82%
Formula
Percentage change = [(76 - 680) / 680] x 100
Subtract the new number by the original number
76 - 680 = -604
-604 ÷ 680 = -0.888235294117647
-0.888235294117647 x 100 = -88.82%