-46.93% is the change from 961 to 510
Calculation steps:
[( 510 - 961 ) ÷ 961] x 100 = -46.93%
Formula
Percentage change = [(510 - 961) / 961] x 100
Subtract the new number by the original number
510 - 961 = -451
-451 ÷ 961 = -0.46930280957336107
-0.46930280957336107 x 100 = -46.93%