-15.53% is the change from 586 to 495
Calculation steps:
[( 495 - 586 ) ÷ 586] x 100 = -15.53%
Formula
Percentage change = [(495 - 586) / 586] x 100
Subtract the new number by the original number
495 - 586 = -91
-91 ÷ 586 = -0.1552901023890785
-0.1552901023890785 x 100 = -15.53%