68.62% is the change from 580 to 978
Calculation steps:
[( 978 - 580 ) ÷ 580] x 100 = 68.62%
Formula
Percentage change = [(978 - 580) / 580] x 100
Subtract the new number by the original number
978 - 580 = 398
398 ÷ 580 = 0.6862068965517242
0.6862068965517242 x 100 = 68.62%