33.46% is the change from 254 to 339
Calculation steps:
[( 339 - 254 ) ÷ 254] x 100 = 33.46%
Formula
Percentage change = [(339 - 254) / 254] x 100
Subtract the new number by the original number
339 - 254 = 85
85 ÷ 254 = 0.3346456692913386
0.3346456692913386 x 100 = 33.46%