17.84% is the change from 342 to 403
Calculation steps:
[( 403 - 342 ) ÷ 342] x 100 = 17.84%
Formula
Percentage change = [(403 - 342) / 342] x 100
Subtract the new number by the original number
403 - 342 = 61
61 ÷ 342 = 0.1783625730994152
0.1783625730994152 x 100 = 17.84%