-18.13% is the change from 822 to 673
Calculation steps:
[( 673 - 822 ) ÷ 822] x 100 = -18.13%
Formula
Percentage change = [(673 - 822) / 822] x 100
Subtract the new number by the original number
673 - 822 = -149
-149 ÷ 822 = -0.18126520681265207
-0.18126520681265207 x 100 = -18.13%