-26.74% is the change from 905 to 663
Calculation steps:
[( 663 - 905 ) ÷ 905] x 100 = -26.74%
Formula
Percentage change = [(663 - 905) / 905] x 100
Subtract the new number by the original number
663 - 905 = -242
-242 ÷ 905 = -0.2674033149171271
-0.2674033149171271 x 100 = -26.74%