18.78% is the change from 490 to 582
Calculation steps:
[( 582 - 490 ) ÷ 490] x 100 = 18.78%
Formula
Percentage change = [(582 - 490) / 490] x 100
Subtract the new number by the original number
582 - 490 = 92
92 ÷ 490 = 0.18775510204081633
0.18775510204081633 x 100 = 18.78%