-3.02% is the change from 629 to 610
Calculation steps:
[( 610 - 629 ) ÷ 629] x 100 = -3.02%
Formula
Percentage change = [(610 - 629) / 629] x 100
Subtract the new number by the original number
610 - 629 = -19
-19 ÷ 629 = -0.030206677265500796
-0.030206677265500796 x 100 = -3.02%