53.52% is the change from 398 to 611
Calculation steps:
[( 611 - 398 ) ÷ 398] x 100 = 53.52%
Formula
Percentage change = [(611 - 398) / 398] x 100
Subtract the new number by the original number
611 - 398 = 213
213 ÷ 398 = 0.535175879396985
0.535175879396985 x 100 = 53.52%