111.3% is the change from 345 to 729
Calculation steps:
[( 729 - 345 ) ÷ 345] x 100 = 111.3%
Formula
Percentage change = [(729 - 345) / 345] x 100
Subtract the new number by the original number
729 - 345 = 384
384 ÷ 345 = 1.1130434782608696
1.1130434782608696 x 100 = 111.3%