9.36% is the change from 823 to 900
Calculation steps:
[( 900 - 823 ) ÷ 823] x 100 = 9.36%
Formula
Percentage change = [(900 - 823) / 823] x 100
Subtract the new number by the original number
900 - 823 = 77
77 ÷ 823 = 0.09356014580801944
0.09356014580801944 x 100 = 9.36%