242.07% is the change from 145 to 496
Calculation steps:
[( 496 - 145 ) ÷ 145] x 100 = 242.07%
Formula
Percentage change = [(496 - 145) / 145] x 100
Subtract the new number by the original number
496 - 145 = 351
351 ÷ 145 = 2.420689655172414
2.420689655172414 x 100 = 242.07%