-70.56% is the change from 822 to 242
Calculation steps:
[( 242 - 822 ) ÷ 822] x 100 = -70.56%
Formula
Percentage change = [(242 - 822) / 822] x 100
Subtract the new number by the original number
242 - 822 = -580
-580 ÷ 822 = -0.7055961070559611
-0.7055961070559611 x 100 = -70.56%