84.79% is the change from 388 to 717
Calculation steps:
[( 717 - 388 ) ÷ 388] x 100 = 84.79%
Formula
Percentage change = [(717 - 388) / 388] x 100
Subtract the new number by the original number
717 - 388 = 329
329 ÷ 388 = 0.8479381443298969
0.8479381443298969 x 100 = 84.79%