3.43% is the change from 816 to 844
Calculation steps:
[( 844 - 816 ) ÷ 816] x 100 = 3.43%
Formula
Percentage change = [(844 - 816) / 816] x 100
Subtract the new number by the original number
844 - 816 = 28
28 ÷ 816 = 0.03431372549019608
0.03431372549019608 x 100 = 3.43%