-81.72% is the change from 974 to 178
Calculation steps:
[( 178 - 974 ) ÷ 974] x 100 = -81.72%
Formula
Percentage change = [(178 - 974) / 974] x 100
Subtract the new number by the original number
178 - 974 = -796
-796 ÷ 974 = -0.8172484599589322
-0.8172484599589322 x 100 = -81.72%