-65.94% is the change from 822 to 280
Calculation steps:
[( 280 - 822 ) ÷ 822] x 100 = -65.94%
Formula
Percentage change = [(280 - 822) / 822] x 100
Subtract the new number by the original number
280 - 822 = -542
-542 ÷ 822 = -0.6593673965936739
-0.6593673965936739 x 100 = -65.94%