-81.84% is the change from 980 to 178
Calculation steps:
[( 178 - 980 ) ÷ 980] x 100 = -81.84%
Formula
Percentage change = [(178 - 980) / 980] x 100
Subtract the new number by the original number
178 - 980 = -802
-802 ÷ 980 = -0.8183673469387756
-0.8183673469387756 x 100 = -81.84%