5.1% is the change from 823 to 865
Calculation steps:
[( 865 - 823 ) ÷ 823] x 100 = 5.1%
Formula
Percentage change = [(865 - 823) / 823] x 100
Subtract the new number by the original number
865 - 823 = 42
42 ÷ 823 = 0.05103280680437424
0.05103280680437424 x 100 = 5.1%