394.19% is the change from 155 to 766
Calculation steps:
[( 766 - 155 ) ÷ 155] x 100 = 394.19%
Formula
Percentage change = [(766 - 155) / 155] x 100
Subtract the new number by the original number
766 - 155 = 611
611 ÷ 155 = 3.9419354838709677
3.9419354838709677 x 100 = 394.19%