128.57% is the change from 126 to 288
Calculation steps:
[( 288 - 126 ) ÷ 126] x 100 = 128.57%
Formula
Percentage change = [(288 - 126) / 126] x 100
Subtract the new number by the original number
288 - 126 = 162
162 ÷ 126 = 1.2857142857142858
1.2857142857142858 x 100 = 128.57%