-81.27% is the change from 822 to 154
Calculation steps:
[( 154 - 822 ) ÷ 822] x 100 = -81.27%
Formula
Percentage change = [(154 - 822) / 822] x 100
Subtract the new number by the original number
154 - 822 = -668
-668 ÷ 822 = -0.8126520681265207
-0.8126520681265207 x 100 = -81.27%