383.87% is the change from 155 to 750
Calculation steps:
[( 750 - 155 ) ÷ 155] x 100 = 383.87%
Formula
Percentage change = [(750 - 155) / 155] x 100
Subtract the new number by the original number
750 - 155 = 595
595 ÷ 155 = 3.838709677419355
3.838709677419355 x 100 = 383.87%