38.4% is the change from 401 to 555
Calculation steps:
[( 555 - 401 ) ÷ 401] x 100 = 38.4%
Formula
Percentage change = [(555 - 401) / 401] x 100
Subtract the new number by the original number
555 - 401 = 154
154 ÷ 401 = 0.38403990024937656
0.38403990024937656 x 100 = 38.4%