0.12% is the change from 817 to 818
Calculation steps:
[( 818 - 817 ) ÷ 817] x 100 = 0.12%
Formula
Percentage change = [(818 - 817) / 817] x 100
Subtract the new number by the original number
818 - 817 = 1
1 ÷ 817 = 0.0012239902080783353
0.0012239902080783353 x 100 = 0.12%