10.81% is the change from 749 to 830
Calculation steps:
[( 830 - 749 ) ÷ 749] x 100 = 10.81%
Formula
Percentage change = [(830 - 749) / 749] x 100
Subtract the new number by the original number
830 - 749 = 81
81 ÷ 749 = 0.1081441922563418
0.1081441922563418 x 100 = 10.81%