12.5% is the change from 816 to 918
Calculation steps:
[( 918 - 816 ) ÷ 816] x 100 = 12.5%
Formula
Percentage change = [(918 - 816) / 816] x 100
Subtract the new number by the original number
918 - 816 = 102
102 ÷ 816 = 0.125
0.125 x 100 = 12.5%
Example