-10.2% is the change from 961 to 863
Calculation steps:
[( 863 - 961 ) ÷ 961] x 100 = -10.2%
Formula
Percentage change = [(863 - 961) / 961] x 100
Subtract the new number by the original number
863 - 961 = -98
-98 ÷ 961 = -0.10197710718002082
-0.10197710718002082 x 100 = -10.2%