69.14% is the change from 580 to 981
Calculation steps:
[( 981 - 580 ) ÷ 580] x 100 = 69.14%
Formula
Percentage change = [(981 - 580) / 580] x 100
Subtract the new number by the original number
981 - 580 = 401
401 ÷ 580 = 0.6913793103448276
0.6913793103448276 x 100 = 69.14%