-40.88% is the change from 822 to 486
Calculation steps:
[( 486 - 822 ) ÷ 822] x 100 = -40.88%
Formula
Percentage change = [(486 - 822) / 822] x 100
Subtract the new number by the original number
486 - 822 = -336
-336 ÷ 822 = -0.40875912408759124
-0.40875912408759124 x 100 = -40.88%