4.88% is the change from 123 to 129
Calculation steps:
[( 129 - 123 ) ÷ 123] x 100 = 4.88%
Formula
Percentage change = [(129 - 123) / 123] x 100
Subtract the new number by the original number
129 - 123 = 6
6 ÷ 123 = 0.04878048780487805
0.04878048780487805 x 100 = 4.88%