38800% is the change from 1 to 389
Calculation steps:
[( 389 - 1 ) ÷ 1] x 100 = 38800%
Formula
Percentage change = [(389 - 1) / 1] x 100
Subtract the new number by the original number
389 - 1 = 388
388 ÷ 1 = 388
388 x 100 = 38800%
Example