0.37% is the change from 812 to 815
Calculation steps:
[( 815 - 812 ) ÷ 812] x 100 = 0.37%
Formula
Percentage change = [(815 - 812) / 812] x 100
Subtract the new number by the original number
815 - 812 = 3
3 ÷ 812 = 0.003694581280788177
0.003694581280788177 x 100 = 0.37%