26.47% is the change from 34 to 43
Calculation steps:
[( 43 - 34 ) ÷ 34] x 100 = 26.47%
Formula
Percentage change = [(43 - 34) / 34] x 100
Subtract the new number by the original number
43 - 34 = 9
9 ÷ 34 = 0.2647058823529412
0.2647058823529412 x 100 = 26.47%