50.63% is the change from 397 to 598
Calculation steps:
[( 598 - 397 ) ÷ 397] x 100 = 50.63%
Formula
Percentage change = [(598 - 397) / 397] x 100
Subtract the new number by the original number
598 - 397 = 201
201 ÷ 397 = 0.5062972292191436
0.5062972292191436 x 100 = 50.63%