-5.56% is the change from 666 to 629
Calculation steps:
[( 629 - 666 ) ÷ 666] x 100 = -5.56%
Formula
Percentage change = [(629 - 666) / 666] x 100
Subtract the new number by the original number
629 - 666 = -37
-37 ÷ 666 = -0.05555555555555555
-0.05555555555555555 x 100 = -5.56%