-52.32% is the change from 990 to 472
Calculation steps:
[( 472 - 990 ) ÷ 990] x 100 = -52.32%
Formula
Percentage change = [(472 - 990) / 990] x 100
Subtract the new number by the original number
472 - 990 = -518
-518 ÷ 990 = -0.5232323232323233
-0.5232323232323233 x 100 = -52.32%