6.83% is the change from 600 to 641
Calculation steps:
[( 641 - 600 ) ÷ 600] x 100 = 6.83%
Formula
Percentage change = [(641 - 600) / 600] x 100
Subtract the new number by the original number
641 - 600 = 41
41 ÷ 600 = 0.06833333333333333
0.06833333333333333 x 100 = 6.83%