18.59% is the change from 269 to 319
Calculation steps:
[( 319 - 269 ) ÷ 269] x 100 = 18.59%
Formula
Percentage change = [(319 - 269) / 269] x 100
Subtract the new number by the original number
319 - 269 = 50
50 ÷ 269 = 0.18587360594795538
0.18587360594795538 x 100 = 18.59%