127.83% is the change from 309 to 704
Calculation steps:
[( 704 - 309 ) ÷ 309] x 100 = 127.83%
Formula
Percentage change = [(704 - 309) / 309] x 100
Subtract the new number by the original number
704 - 309 = 395
395 ÷ 309 = 1.27831715210356
1.27831715210356 x 100 = 127.83%