-5.79% is the change from 673 to 634
Calculation steps:
[( 634 - 673 ) ÷ 673] x 100 = -5.79%
Formula
Percentage change = [(634 - 673) / 673] x 100
Subtract the new number by the original number
634 - 673 = -39
-39 ÷ 673 = -0.05794947994056464
-0.05794947994056464 x 100 = -5.79%