0.12% is the change from 811 to 812
Calculation steps:
[( 812 - 811 ) ÷ 811] x 100 = 0.12%
Formula
Percentage change = [(812 - 811) / 811] x 100
Subtract the new number by the original number
812 - 811 = 1
1 ÷ 811 = 0.0012330456226880395
0.0012330456226880395 x 100 = 0.12%