-41.1% is the change from 983 to 579
Calculation steps:
[( 579 - 983 ) ÷ 983] x 100 = -41.1%
Formula
Percentage change = [(579 - 983) / 983] x 100
Subtract the new number by the original number
579 - 983 = -404
-404 ÷ 983 = -0.41098677517802645
-0.41098677517802645 x 100 = -41.1%