49.25% is the change from 398 to 594
Calculation steps:
[( 594 - 398 ) ÷ 398] x 100 = 49.25%
Formula
Percentage change = [(594 - 398) / 398] x 100
Subtract the new number by the original number
594 - 398 = 196
196 ÷ 398 = 0.49246231155778897
0.49246231155778897 x 100 = 49.25%