8.53% is the change from 621 to 674
Calculation steps:
[( 674 - 621 ) ÷ 621] x 100 = 8.53%
Formula
Percentage change = [(674 - 621) / 621] x 100
Subtract the new number by the original number
674 - 621 = 53
53 ÷ 621 = 0.0853462157809984
0.0853462157809984 x 100 = 8.53%