17.1% is the change from 345 to 404
Calculation steps:
[( 404 - 345 ) ÷ 345] x 100 = 17.1%
Formula
Percentage change = [(404 - 345) / 345] x 100
Subtract the new number by the original number
404 - 345 = 59
59 ÷ 345 = 0.17101449275362318
0.17101449275362318 x 100 = 17.1%