-99.06% is the change from 961 to 9
Calculation steps:
[( 9 - 961 ) ÷ 961] x 100 = -99.06%
Formula
Percentage change = [(9 - 961) / 961] x 100
Subtract the new number by the original number
9 - 961 = -952
-952 ÷ 961 = -0.9906347554630593
-0.9906347554630593 x 100 = -99.06%