5.79% is the change from 121 to 128
Calculation steps:
[( 128 - 121 ) ÷ 121] x 100 = 5.79%
Formula
Percentage change = [(128 - 121) / 121] x 100
Subtract the new number by the original number
128 - 121 = 7
7 ÷ 121 = 0.05785123966942149
0.05785123966942149 x 100 = 5.79%