-41.92% is the change from 990 to 575
Calculation steps:
[( 575 - 990 ) ÷ 990] x 100 = -41.92%
Formula
Percentage change = [(575 - 990) / 990] x 100
Subtract the new number by the original number
575 - 990 = -415
-415 ÷ 990 = -0.41919191919191917
-0.41919191919191917 x 100 = -41.92%