37.53% is the change from 397 to 546
Calculation steps:
[( 546 - 397 ) ÷ 397] x 100 = 37.53%
Formula
Percentage change = [(546 - 397) / 397] x 100
Subtract the new number by the original number
546 - 397 = 149
149 ÷ 397 = 0.37531486146095716
0.37531486146095716 x 100 = 37.53%