65.69% is the change from 580 to 961
Calculation steps:
[( 961 - 580 ) ÷ 580] x 100 = 65.69%
Formula
Percentage change = [(961 - 580) / 580] x 100
Subtract the new number by the original number
961 - 580 = 381
381 ÷ 580 = 0.656896551724138
0.656896551724138 x 100 = 65.69%