53.65% is the change from 397 to 610
Calculation steps:
[( 610 - 397 ) ÷ 397] x 100 = 53.65%
Formula
Percentage change = [(610 - 397) / 397] x 100
Subtract the new number by the original number
610 - 397 = 213
213 ÷ 397 = 0.5365239294710328
0.5365239294710328 x 100 = 53.65%