-81.36% is the change from 928 to 173
Calculation steps:
[( 173 - 928 ) ÷ 928] x 100 = -81.36%
Formula
Percentage change = [(173 - 928) / 928] x 100
Subtract the new number by the original number
173 - 928 = -755
-755 ÷ 928 = -0.8135775862068966
-0.8135775862068966 x 100 = -81.36%