153.55% is the change from 155 to 393
Calculation steps:
[( 393 - 155 ) ÷ 155] x 100 = 153.55%
Formula
Percentage change = [(393 - 155) / 155] x 100
Subtract the new number by the original number
393 - 155 = 238
238 ÷ 155 = 1.5354838709677419
1.5354838709677419 x 100 = 153.55%