4.33% is the change from 831 to 867
Calculation steps:
[( 867 - 831 ) ÷ 831] x 100 = 4.33%
Formula
Percentage change = [(867 - 831) / 831] x 100
Subtract the new number by the original number
867 - 831 = 36
36 ÷ 831 = 0.04332129963898917
0.04332129963898917 x 100 = 4.33%