-81.54% is the change from 937 to 173
Calculation steps:
[( 173 - 937 ) ÷ 937] x 100 = -81.54%
Formula
Percentage change = [(173 - 937) / 937] x 100
Subtract the new number by the original number
173 - 937 = -764
-764 ÷ 937 = -0.8153681963713981
-0.8153681963713981 x 100 = -81.54%