13.81% is the change from 818 to 931
Calculation steps:
[( 931 - 818 ) ÷ 818] x 100 = 13.81%
Formula
Percentage change = [(931 - 818) / 818] x 100
Subtract the new number by the original number
931 - 818 = 113
113 ÷ 818 = 0.13814180929095354
0.13814180929095354 x 100 = 13.81%