268.89% is the change from 135 to 498
Calculation steps:
[( 498 - 135 ) ÷ 135] x 100 = 268.89%
Formula
Percentage change = [(498 - 135) / 135] x 100
Subtract the new number by the original number
498 - 135 = 363
363 ÷ 135 = 2.688888888888889
2.688888888888889 x 100 = 268.89%