33.49% is the change from 209 to 279
Calculation steps:
[( 279 - 209 ) ÷ 209] x 100 = 33.49%
Formula
Percentage change = [(279 - 209) / 209] x 100
Subtract the new number by the original number
279 - 209 = 70
70 ÷ 209 = 0.3349282296650718
0.3349282296650718 x 100 = 33.49%