-81.81% is the change from 951 to 173
Calculation steps:
[( 173 - 951 ) ÷ 951] x 100 = -81.81%
Formula
Percentage change = [(173 - 951) / 951] x 100
Subtract the new number by the original number
173 - 951 = -778
-778 ÷ 951 = -0.8180862250262881
-0.8180862250262881 x 100 = -81.81%