303.7% is the change from 135 to 545
Calculation steps:
[( 545 - 135 ) ÷ 135] x 100 = 303.7%
Formula
Percentage change = [(545 - 135) / 135] x 100
Subtract the new number by the original number
545 - 135 = 410
410 ÷ 135 = 3.037037037037037
3.037037037037037 x 100 = 303.7%