-2.16% is the change from 649 to 635
Calculation steps:
[( 635 - 649 ) ÷ 649] x 100 = -2.16%
Formula
Percentage change = [(635 - 649) / 649] x 100
Subtract the new number by the original number
635 - 649 = -14
-14 ÷ 649 = -0.02157164869029276
-0.02157164869029276 x 100 = -2.16%