-2.02% is the change from 642 to 629
Calculation steps:
[( 629 - 642 ) ÷ 642] x 100 = -2.02%
Formula
Percentage change = [(629 - 642) / 642] x 100
Subtract the new number by the original number
629 - 642 = -13
-13 ÷ 642 = -0.020249221183800622
-0.020249221183800622 x 100 = -2.02%