-48.91% is the change from 961 to 491
Calculation steps:
[( 491 - 961 ) ÷ 961] x 100 = -48.91%
Formula
Percentage change = [(491 - 961) / 961] x 100
Subtract the new number by the original number
491 - 961 = -470
-470 ÷ 961 = -0.4890738813735692
-0.4890738813735692 x 100 = -48.91%