-3.54% is the change from 649 to 626
Calculation steps:
[( 626 - 649 ) ÷ 649] x 100 = -3.54%
Formula
Percentage change = [(626 - 649) / 649] x 100
Subtract the new number by the original number
626 - 649 = -23
-23 ÷ 649 = -0.03543913713405239
-0.03543913713405239 x 100 = -3.54%