88.14% is the change from 388 to 730
Calculation steps:
[( 730 - 388 ) ÷ 388] x 100 = 88.14%
Formula
Percentage change = [(730 - 388) / 388] x 100
Subtract the new number by the original number
730 - 388 = 342
342 ÷ 388 = 0.8814432989690721
0.8814432989690721 x 100 = 88.14%