-41.78% is the change from 998 to 581
Calculation steps:
[( 581 - 998 ) ÷ 998] x 100 = -41.78%
Formula
Percentage change = [(581 - 998) / 998] x 100
Subtract the new number by the original number
581 - 998 = -417
-417 ÷ 998 = -0.41783567134268534
-0.41783567134268534 x 100 = -41.78%