34.01% is the change from 297 to 398
Calculation steps:
[( 398 - 297 ) ÷ 297] x 100 = 34.01%
Formula
Percentage change = [(398 - 297) / 297] x 100
Subtract the new number by the original number
398 - 297 = 101
101 ÷ 297 = 0.3400673400673401
0.3400673400673401 x 100 = 34.01%