-40.27% is the change from 981 to 586
Calculation steps:
[( 586 - 981 ) ÷ 981] x 100 = -40.27%
Formula
Percentage change = [(586 - 981) / 981] x 100
Subtract the new number by the original number
586 - 981 = -395
-395 ÷ 981 = -0.4026503567787971
-0.4026503567787971 x 100 = -40.27%