10.63% is the change from 621 to 687
Calculation steps:
[( 687 - 621 ) ÷ 621] x 100 = 10.63%
Formula
Percentage change = [(687 - 621) / 621] x 100
Subtract the new number by the original number
687 - 621 = 66
66 ÷ 621 = 0.10628019323671498
0.10628019323671498 x 100 = 10.63%