0.37% is the change from 813 to 816
Calculation steps:
[( 816 - 813 ) ÷ 813] x 100 = 0.37%
Formula
Percentage change = [(816 - 813) / 813] x 100
Subtract the new number by the original number
816 - 813 = 3
3 ÷ 813 = 0.0036900369003690036
0.0036900369003690036 x 100 = 0.37%