20.37% is the change from 486 to 585
Calculation steps:
[( 585 - 486 ) ÷ 486] x 100 = 20.37%
Formula
Percentage change = [(585 - 486) / 486] x 100
Subtract the new number by the original number
585 - 486 = 99
99 ÷ 486 = 0.2037037037037037
0.2037037037037037 x 100 = 20.37%