-6.83% is the change from 586 to 546
Calculation steps:
[( 546 - 586 ) ÷ 586] x 100 = -6.83%
Formula
Percentage change = [(546 - 586) / 586] x 100
Subtract the new number by the original number
546 - 586 = -40
-40 ÷ 586 = -0.06825938566552901
-0.06825938566552901 x 100 = -6.83%