144.29% is the change from 140 to 342
Calculation steps:
[( 342 - 140 ) ÷ 140] x 100 = 144.29%
Formula
Percentage change = [(342 - 140) / 140] x 100
Subtract the new number by the original number
342 - 140 = 202
202 ÷ 140 = 1.4428571428571428
1.4428571428571428 x 100 = 144.29%