0.12% is the change from 812 to 813
Calculation steps:
[( 813 - 812 ) ÷ 812] x 100 = 0.12%
Formula
Percentage change = [(813 - 812) / 812] x 100
Subtract the new number by the original number
813 - 812 = 1
1 ÷ 812 = 0.0012315270935960591
0.0012315270935960591 x 100 = 0.12%