-19.62% is the change from 586 to 471
Calculation steps:
[( 471 - 586 ) ÷ 586] x 100 = -19.62%
Formula
Percentage change = [(471 - 586) / 586] x 100
Subtract the new number by the original number
471 - 586 = -115
-115 ÷ 586 = -0.1962457337883959
-0.1962457337883959 x 100 = -19.62%