40.97% is the change from 393 to 554
Calculation steps:
[( 554 - 393 ) ÷ 393] x 100 = 40.97%
Formula
Percentage change = [(554 - 393) / 393] x 100
Subtract the new number by the original number
554 - 393 = 161
161 ÷ 393 = 0.40966921119592875
0.40966921119592875 x 100 = 40.97%