255.88% is the change from 136 to 484
Calculation steps:
[( 484 - 136 ) ÷ 136] x 100 = 255.88%
Formula
Percentage change = [(484 - 136) / 136] x 100
Subtract the new number by the original number
484 - 136 = 348
348 ÷ 136 = 2.5588235294117645
2.5588235294117645 x 100 = 255.88%