0.97% is the change from 621 to 627
Calculation steps:
[( 627 - 621 ) ÷ 621] x 100 = 0.97%
Formula
Percentage change = [(627 - 621) / 621] x 100
Subtract the new number by the original number
627 - 621 = 6
6 ÷ 621 = 0.00966183574879227
0.00966183574879227 x 100 = 0.97%