-41% is the change from 983 to 580
Calculation steps:
[( 580 - 983 ) ÷ 983] x 100 = -41%
Formula
Percentage change = [(580 - 983) / 983] x 100
Subtract the new number by the original number
580 - 983 = -403
-403 ÷ 983 = -0.40996948118006105
-0.40996948118006105 x 100 = -41%