28.34% is the change from 621 to 797
Calculation steps:
[( 797 - 621 ) ÷ 621] x 100 = 28.34%
Formula
Percentage change = [(797 - 621) / 621] x 100
Subtract the new number by the original number
797 - 621 = 176
176 ÷ 621 = 0.2834138486312399
0.2834138486312399 x 100 = 28.34%