-4.75% is the change from 673 to 641
Calculation steps:
[( 641 - 673 ) ÷ 673] x 100 = -4.75%
Formula
Percentage change = [(641 - 673) / 673] x 100
Subtract the new number by the original number
641 - 673 = -32
-32 ÷ 673 = -0.0475482912332838
-0.0475482912332838 x 100 = -4.75%