108.6% is the change from 349 to 728
Calculation steps:
[( 728 - 349 ) ÷ 349] x 100 = 108.6%
Formula
Percentage change = [(728 - 349) / 349] x 100
Subtract the new number by the original number
728 - 349 = 379
379 ÷ 349 = 1.0859598853868195
1.0859598853868195 x 100 = 108.6%