28.21% is the change from 709 to 909
Calculation steps:
[( 909 - 709 ) ÷ 709] x 100 = 28.21%
Formula
Percentage change = [(909 - 709) / 709] x 100
Subtract the new number by the original number
909 - 709 = 200
200 ÷ 709 = 0.2820874471086037
0.2820874471086037 x 100 = 28.21%