-57.03% is the change from 903 to 388
Calculation steps:
[( 388 - 903 ) ÷ 903] x 100 = -57.03%
Formula
Percentage change = [(388 - 903) / 903] x 100
Subtract the new number by the original number
388 - 903 = -515
-515 ÷ 903 = -0.5703211517165006
-0.5703211517165006 x 100 = -57.03%