9.49% is the change from 822 to 900
Calculation steps:
[( 900 - 822 ) ÷ 822] x 100 = 9.49%
Formula
Percentage change = [(900 - 822) / 822] x 100
Subtract the new number by the original number
900 - 822 = 78
78 ÷ 822 = 0.0948905109489051
0.0948905109489051 x 100 = 9.49%