36.91% is the change from 401 to 549
Calculation steps:
[( 549 - 401 ) ÷ 401] x 100 = 36.91%
Formula
Percentage change = [(549 - 401) / 401] x 100
Subtract the new number by the original number
549 - 401 = 148
148 ÷ 401 = 0.3690773067331671
0.3690773067331671 x 100 = 36.91%