20.69% is the change from 580 to 700
Calculation steps:
[( 700 - 580 ) ÷ 580] x 100 = 20.69%
Formula
Percentage change = [(700 - 580) / 580] x 100
Subtract the new number by the original number
700 - 580 = 120
120 ÷ 580 = 0.20689655172413793
0.20689655172413793 x 100 = 20.69%