-49.15% is the change from 822 to 418
Calculation steps:
[( 418 - 822 ) ÷ 822] x 100 = -49.15%
Formula
Percentage change = [(418 - 822) / 822] x 100
Subtract the new number by the original number
418 - 822 = -404
-404 ÷ 822 = -0.49148418491484186
-0.49148418491484186 x 100 = -49.15%