-93.97% is the change from 680 to 41
Calculation steps:
[( 41 - 680 ) ÷ 680] x 100 = -93.97%
Formula
Percentage change = [(41 - 680) / 680] x 100
Subtract the new number by the original number
41 - 680 = -639
-639 ÷ 680 = -0.9397058823529412
-0.9397058823529412 x 100 = -93.97%