-28.4% is the change from 905 to 648
Calculation steps:
[( 648 - 905 ) ÷ 905] x 100 = -28.4%
Formula
Percentage change = [(648 - 905) / 905] x 100
Subtract the new number by the original number
648 - 905 = -257
-257 ÷ 905 = -0.2839779005524862
-0.2839779005524862 x 100 = -28.4%