18.43% is the change from 434 to 514
Calculation steps:
[( 514 - 434 ) ÷ 434] x 100 = 18.43%
Formula
Percentage change = [(514 - 434) / 434] x 100
Subtract the new number by the original number
514 - 434 = 80
80 ÷ 434 = 0.18433179723502305
0.18433179723502305 x 100 = 18.43%