109.59% is the change from 344 to 721
Calculation steps:
[( 721 - 344 ) ÷ 344] x 100 = 109.59%
Formula
Percentage change = [(721 - 344) / 344] x 100
Subtract the new number by the original number
721 - 344 = 377
377 ÷ 344 = 1.0959302325581395
1.0959302325581395 x 100 = 109.59%