29.14% is the change from 326 to 421
Calculation steps:
[( 421 - 326 ) ÷ 326] x 100 = 29.14%
Formula
Percentage change = [(421 - 326) / 326] x 100
Subtract the new number by the original number
421 - 326 = 95
95 ÷ 326 = 0.29141104294478526
0.29141104294478526 x 100 = 29.14%