248.89% is the change from 135 to 471
Calculation steps:
[( 471 - 135 ) ÷ 135] x 100 = 248.89%
Formula
Percentage change = [(471 - 135) / 135] x 100
Subtract the new number by the original number
471 - 135 = 336
336 ÷ 135 = 2.488888888888889
2.488888888888889 x 100 = 248.89%