30.51% is the change from 626 to 817
Calculation steps:
[( 817 - 626 ) ÷ 626] x 100 = 30.51%
Formula
Percentage change = [(817 - 626) / 626] x 100
Subtract the new number by the original number
817 - 626 = 191
191 ÷ 626 = 0.305111821086262
0.305111821086262 x 100 = 30.51%