128.19% is the change from 149 to 340
Calculation steps:
[( 340 - 149 ) ÷ 149] x 100 = 128.19%
Formula
Percentage change = [(340 - 149) / 149] x 100
Subtract the new number by the original number
340 - 149 = 191
191 ÷ 149 = 1.2818791946308725
1.2818791946308725 x 100 = 128.19%