-2.61% is the change from 844 to 822
Calculation steps:
[( 822 - 844 ) ÷ 844] x 100 = -2.61%
Formula
Percentage change = [(822 - 844) / 844] x 100
Subtract the new number by the original number
822 - 844 = -22
-22 ÷ 844 = -0.026066350710900472
-0.026066350710900472 x 100 = -2.61%