-29.09% is the change from 904 to 641
Calculation steps:
[( 641 - 904 ) ÷ 904] x 100 = -29.09%
Formula
Percentage change = [(641 - 904) / 904] x 100
Subtract the new number by the original number
641 - 904 = -263
-263 ÷ 904 = -0.290929203539823
-0.290929203539823 x 100 = -29.09%