-26.57% is the change from 990 to 727
Calculation steps:
[( 727 - 990 ) ÷ 990] x 100 = -26.57%
Formula
Percentage change = [(727 - 990) / 990] x 100
Subtract the new number by the original number
727 - 990 = -263
-263 ÷ 990 = -0.26565656565656565
-0.26565656565656565 x 100 = -26.57%