40.09% is the change from 686 to 961
Calculation steps:
[( 961 - 686 ) ÷ 686] x 100 = 40.09%
Formula
Percentage change = [(961 - 686) / 686] x 100
Subtract the new number by the original number
961 - 686 = 275
275 ÷ 686 = 0.4008746355685131
0.4008746355685131 x 100 = 40.09%