6.02% is the change from 648 to 687
Calculation steps:
[( 687 - 648 ) ÷ 648] x 100 = 6.02%
Formula
Percentage change = [(687 - 648) / 648] x 100
Subtract the new number by the original number
687 - 648 = 39
39 ÷ 648 = 0.06018518518518518
0.06018518518518518 x 100 = 6.02%