1.89% is the change from 635 to 647
Calculation steps:
[( 647 - 635 ) ÷ 635] x 100 = 1.89%
Formula
Percentage change = [(647 - 635) / 635] x 100
Subtract the new number by the original number
647 - 635 = 12
12 ÷ 635 = 0.01889763779527559
0.01889763779527559 x 100 = 1.89%