-80.86% is the change from 904 to 173
Calculation steps:
[( 173 - 904 ) ÷ 904] x 100 = -80.86%
Formula
Percentage change = [(173 - 904) / 904] x 100
Subtract the new number by the original number
173 - 904 = -731
-731 ÷ 904 = -0.8086283185840708
-0.8086283185840708 x 100 = -80.86%