26.5% is the change from 434 to 549
Calculation steps:
[( 549 - 434 ) ÷ 434] x 100 = 26.5%
Formula
Percentage change = [(549 - 434) / 434] x 100
Subtract the new number by the original number
549 - 434 = 115
115 ÷ 434 = 0.26497695852534564
0.26497695852534564 x 100 = 26.5%