20.62% is the change from 485 to 585
Calculation steps:
[( 585 - 485 ) ÷ 485] x 100 = 20.62%
Formula
Percentage change = [(585 - 485) / 485] x 100
Subtract the new number by the original number
585 - 485 = 100
100 ÷ 485 = 0.20618556701030927
0.20618556701030927 x 100 = 20.62%