145.45% is the change from 55 to 135
Calculation steps:
[( 135 - 55 ) ÷ 55] x 100 = 145.45%
Formula
Percentage change = [(135 - 55) / 55] x 100
Subtract the new number by the original number
135 - 55 = 80
80 ÷ 55 = 1.4545454545454546
1.4545454545454546 x 100 = 145.45%