-57.13% is the change from 905 to 388
Calculation steps:
[( 388 - 905 ) ÷ 905] x 100 = -57.13%
Formula
Percentage change = [(388 - 905) / 905] x 100
Subtract the new number by the original number
388 - 905 = -517
-517 ÷ 905 = -0.5712707182320442
-0.5712707182320442 x 100 = -57.13%