-98.65% is the change from 961 to 13
Calculation steps:
[( 13 - 961 ) ÷ 961] x 100 = -98.65%
Formula
Percentage change = [(13 - 961) / 961] x 100
Subtract the new number by the original number
13 - 961 = -948
-948 ÷ 961 = -0.9864724245577523
-0.9864724245577523 x 100 = -98.65%