-26.55% is the change from 904 to 664
Calculation steps:
[( 664 - 904 ) ÷ 904] x 100 = -26.55%
Formula
Percentage change = [(664 - 904) / 904] x 100
Subtract the new number by the original number
664 - 904 = -240
-240 ÷ 904 = -0.26548672566371684
-0.26548672566371684 x 100 = -26.55%