-17.9% is the change from 961 to 789
Calculation steps:
[( 789 - 961 ) ÷ 961] x 100 = -17.9%
Formula
Percentage change = [(789 - 961) / 961] x 100
Subtract the new number by the original number
789 - 961 = -172
-172 ÷ 961 = -0.17898022892819979
-0.17898022892819979 x 100 = -17.9%