86.92% is the change from 390 to 729
Calculation steps:
[( 729 - 390 ) ÷ 390] x 100 = 86.92%
Formula
Percentage change = [(729 - 390) / 390] x 100
Subtract the new number by the original number
729 - 390 = 339
339 ÷ 390 = 0.8692307692307693
0.8692307692307693 x 100 = 86.92%