41.69% is the change from 391 to 554
Calculation steps:
[( 554 - 391 ) ÷ 391] x 100 = 41.69%
Formula
Percentage change = [(554 - 391) / 391] x 100
Subtract the new number by the original number
554 - 391 = 163
163 ÷ 391 = 0.41687979539641945
0.41687979539641945 x 100 = 41.69%