154.07% is the change from 135 to 343
Calculation steps:
[( 343 - 135 ) ÷ 135] x 100 = 154.07%
Formula
Percentage change = [(343 - 135) / 135] x 100
Subtract the new number by the original number
343 - 135 = 208
208 ÷ 135 = 1.5407407407407407
1.5407407407407407 x 100 = 154.07%