401.29% is the change from 155 to 777
Calculation steps:
[( 777 - 155 ) ÷ 155] x 100 = 401.29%
Formula
Percentage change = [(777 - 155) / 155] x 100
Subtract the new number by the original number
777 - 155 = 622
622 ÷ 155 = 4.012903225806451
4.012903225806451 x 100 = 401.29%