3.69% is the change from 434 to 450
Calculation steps:
[( 450 - 434 ) ÷ 434] x 100 = 3.69%
Formula
Percentage change = [(450 - 434) / 434] x 100
Subtract the new number by the original number
450 - 434 = 16
16 ÷ 434 = 0.03686635944700461
0.03686635944700461 x 100 = 3.69%