-24.07% is the change from 673 to 511
Calculation steps:
[( 511 - 673 ) ÷ 673] x 100 = -24.07%
Formula
Percentage change = [(511 - 673) / 673] x 100
Subtract the new number by the original number
511 - 673 = -162
-162 ÷ 673 = -0.24071322436849926
-0.24071322436849926 x 100 = -24.07%