237.04% is the change from 135 to 455
Calculation steps:
[( 455 - 135 ) ÷ 135] x 100 = 237.04%
Formula
Percentage change = [(455 - 135) / 135] x 100
Subtract the new number by the original number
455 - 135 = 320
320 ÷ 135 = 2.3703703703703702
2.3703703703703702 x 100 = 237.04%