-16.21% is the change from 586 to 491
Calculation steps:
[( 491 - 586 ) ÷ 586] x 100 = -16.21%
Formula
Percentage change = [(491 - 586) / 586] x 100
Subtract the new number by the original number
491 - 586 = -95
-95 ÷ 586 = -0.1621160409556314
-0.1621160409556314 x 100 = -16.21%