26.51% is the change from 347 to 439
Calculation steps:
[( 439 - 347 ) ÷ 347] x 100 = 26.51%
Formula
Percentage change = [(439 - 347) / 347] x 100
Subtract the new number by the original number
439 - 347 = 92
92 ÷ 347 = 0.26512968299711814
0.26512968299711814 x 100 = 26.51%