-67.53% is the change from 961 to 312
Calculation steps:
[( 312 - 961 ) ÷ 961] x 100 = -67.53%
Formula
Percentage change = [(312 - 961) / 961] x 100
Subtract the new number by the original number
312 - 961 = -649
-649 ÷ 961 = -0.6753381893860562
-0.6753381893860562 x 100 = -67.53%