-7% is the change from 586 to 545
Calculation steps:
[( 545 - 586 ) ÷ 586] x 100 = -7%
Formula
Percentage change = [(545 - 586) / 586] x 100
Subtract the new number by the original number
545 - 586 = -41
-41 ÷ 586 = -0.06996587030716724
-0.06996587030716724 x 100 = -7%