-15.36% is the change from 586 to 496
Calculation steps:
[( 496 - 586 ) ÷ 586] x 100 = -15.36%
Formula
Percentage change = [(496 - 586) / 586] x 100
Subtract the new number by the original number
496 - 586 = -90
-90 ÷ 586 = -0.15358361774744028
-0.15358361774744028 x 100 = -15.36%