-26.99% is the change from 904 to 660
Calculation steps:
[( 660 - 904 ) ÷ 904] x 100 = -26.99%
Formula
Percentage change = [(660 - 904) / 904] x 100
Subtract the new number by the original number
660 - 904 = -244
-244 ÷ 904 = -0.26991150442477874
-0.26991150442477874 x 100 = -26.99%