-59.31% is the change from 961 to 391
Calculation steps:
[( 391 - 961 ) ÷ 961] x 100 = -59.31%
Formula
Percentage change = [(391 - 961) / 961] x 100
Subtract the new number by the original number
391 - 961 = -570
-570 ÷ 961 = -0.5931321540062435
-0.5931321540062435 x 100 = -59.31%