-3.04% is the change from 822 to 797
Calculation steps:
[( 797 - 822 ) ÷ 822] x 100 = -3.04%
Formula
Percentage change = [(797 - 822) / 822] x 100
Subtract the new number by the original number
797 - 822 = -25
-25 ÷ 822 = -0.030413625304136254
-0.030413625304136254 x 100 = -3.04%