296.43% is the change from 140 to 555
Calculation steps:
[( 555 - 140 ) ÷ 140] x 100 = 296.43%
Formula
Percentage change = [(555 - 140) / 140] x 100
Subtract the new number by the original number
555 - 140 = 415
415 ÷ 140 = 2.9642857142857144
2.9642857142857144 x 100 = 296.43%