-81.71% is the change from 973 to 178
Calculation steps:
[( 178 - 973 ) ÷ 973] x 100 = -81.71%
Formula
Percentage change = [(178 - 973) / 973] x 100
Subtract the new number by the original number
178 - 973 = -795
-795 ÷ 973 = -0.817060637204522
-0.817060637204522 x 100 = -81.71%