127.81% is the change from 320 to 729
Calculation steps:
[( 729 - 320 ) ÷ 320] x 100 = 127.81%
Formula
Percentage change = [(729 - 320) / 320] x 100
Subtract the new number by the original number
729 - 320 = 409
409 ÷ 320 = 1.278125
1.278125 x 100 = 127.81%