-81.02% is the change from 980 to 186
Calculation steps:
[( 186 - 980 ) ÷ 980] x 100 = -81.02%
Formula
Percentage change = [(186 - 980) / 980] x 100
Subtract the new number by the original number
186 - 980 = -794
-794 ÷ 980 = -0.810204081632653
-0.810204081632653 x 100 = -81.02%