259.26% is the change from 135 to 485
Calculation steps:
[( 485 - 135 ) ÷ 135] x 100 = 259.26%
Formula
Percentage change = [(485 - 135) / 135] x 100
Subtract the new number by the original number
485 - 135 = 350
350 ÷ 135 = 2.5925925925925926
2.5925925925925926 x 100 = 259.26%