8.71% is the change from 620 to 674
Calculation steps:
[( 674 - 620 ) ÷ 620] x 100 = 8.71%
Formula
Percentage change = [(674 - 620) / 620] x 100
Subtract the new number by the original number
674 - 620 = 54
54 ÷ 620 = 0.08709677419354839
0.08709677419354839 x 100 = 8.71%