311.11% is the change from 135 to 555
Calculation steps:
[( 555 - 135 ) ÷ 135] x 100 = 311.11%
Formula
Percentage change = [(555 - 135) / 135] x 100
Subtract the new number by the original number
555 - 135 = 420
420 ÷ 135 = 3.111111111111111
3.111111111111111 x 100 = 311.11%