18.74% is the change from 491 to 583
Calculation steps:
[( 583 - 491 ) ÷ 491] x 100 = 18.74%
Formula
Percentage change = [(583 - 491) / 491] x 100
Subtract the new number by the original number
583 - 491 = 92
92 ÷ 491 = 0.18737270875763748
0.18737270875763748 x 100 = 18.74%