2.37% is the change from 632 to 647
Calculation steps:
[( 647 - 632 ) ÷ 632] x 100 = 2.37%
Formula
Percentage change = [(647 - 632) / 632] x 100
Subtract the new number by the original number
647 - 632 = 15
15 ÷ 632 = 0.023734177215189875
0.023734177215189875 x 100 = 2.37%