17.65% is the change from 289 to 340
Calculation steps:
[( 340 - 289 ) ÷ 289] x 100 = 17.65%
Formula
Percentage change = [(340 - 289) / 289] x 100
Subtract the new number by the original number
340 - 289 = 51
51 ÷ 289 = 0.17647058823529413
0.17647058823529413 x 100 = 17.65%