0.25% is the change from 811 to 813
Calculation steps:
[( 813 - 811 ) ÷ 811] x 100 = 0.25%
Formula
Percentage change = [(813 - 811) / 811] x 100
Subtract the new number by the original number
813 - 811 = 2
2 ÷ 811 = 0.002466091245376079
0.002466091245376079 x 100 = 0.25%