3.2% is the change from 812 to 838
Calculation steps:
[( 838 - 812 ) ÷ 812] x 100 = 3.2%
Formula
Percentage change = [(838 - 812) / 812] x 100
Subtract the new number by the original number
838 - 812 = 26
26 ÷ 812 = 0.03201970443349754
0.03201970443349754 x 100 = 3.2%