-18.42% is the change from 825 to 673
Calculation steps:
[( 673 - 825 ) ÷ 825] x 100 = -18.42%
Formula
Percentage change = [(673 - 825) / 825] x 100
Subtract the new number by the original number
673 - 825 = -152
-152 ÷ 825 = -0.18424242424242424
-0.18424242424242424 x 100 = -18.42%