-65.56% is the change from 961 to 331
Calculation steps:
[( 331 - 961 ) ÷ 961] x 100 = -65.56%
Formula
Percentage change = [(331 - 961) / 961] x 100
Subtract the new number by the original number
331 - 961 = -630
-630 ÷ 961 = -0.6555671175858481
-0.6555671175858481 x 100 = -65.56%