17.9% is the change from 486 to 573
Calculation steps:
[( 573 - 486 ) ÷ 486] x 100 = 17.9%
Formula
Percentage change = [(573 - 486) / 486] x 100
Subtract the new number by the original number
573 - 486 = 87
87 ÷ 486 = 0.17901234567901234
0.17901234567901234 x 100 = 17.9%