5.64% is the change from 621 to 656
Calculation steps:
[( 656 - 621 ) ÷ 621] x 100 = 5.64%
Formula
Percentage change = [(656 - 621) / 621] x 100
Subtract the new number by the original number
656 - 621 = 35
35 ÷ 621 = 0.05636070853462158
0.05636070853462158 x 100 = 5.64%