22.61% is the change from 398 to 488
Calculation steps:
[( 488 - 398 ) ÷ 398] x 100 = 22.61%
Formula
Percentage change = [(488 - 398) / 398] x 100
Subtract the new number by the original number
488 - 398 = 90
90 ÷ 398 = 0.22613065326633167
0.22613065326633167 x 100 = 22.61%