15.63% is the change from 128 to 148
Calculation steps:
[( 148 - 128 ) ÷ 128] x 100 = 15.63%
Formula
Percentage change = [(148 - 128) / 128] x 100
Subtract the new number by the original number
148 - 128 = 20
20 ÷ 128 = 0.15625
0.15625 x 100 = 15.63%