11.44% is the change from 638 to 711
Calculation steps:
[( 711 - 638 ) ÷ 638] x 100 = 11.44%
Formula
Percentage change = [(711 - 638) / 638] x 100
Subtract the new number by the original number
711 - 638 = 73
73 ÷ 638 = 0.11442006269592477
0.11442006269592477 x 100 = 11.44%