-7.28% is the change from 673 to 624
Calculation steps:
[( 624 - 673 ) ÷ 673] x 100 = -7.28%
Formula
Percentage change = [(624 - 673) / 673] x 100
Subtract the new number by the original number
624 - 673 = -49
-49 ÷ 673 = -0.07280832095096583
-0.07280832095096583 x 100 = -7.28%