11.03% is the change from 580 to 644
Calculation steps:
[( 644 - 580 ) ÷ 580] x 100 = 11.03%
Formula
Percentage change = [(644 - 580) / 580] x 100
Subtract the new number by the original number
644 - 580 = 64
64 ÷ 580 = 0.1103448275862069
0.1103448275862069 x 100 = 11.03%