1.58% is the change from 823 to 836
Calculation steps:
[( 836 - 823 ) ÷ 823] x 100 = 1.58%
Formula
Percentage change = [(836 - 823) / 823] x 100
Subtract the new number by the original number
836 - 823 = 13
13 ÷ 823 = 0.015795868772782502
0.015795868772782502 x 100 = 1.58%