17.01% is the change from 341 to 399
Calculation steps:
[( 399 - 341 ) ÷ 341] x 100 = 17.01%
Formula
Percentage change = [(399 - 341) / 341] x 100
Subtract the new number by the original number
399 - 341 = 58
58 ÷ 341 = 0.17008797653958943
0.17008797653958943 x 100 = 17.01%