15.27% is the change from 491 to 566
Calculation steps:
[( 566 - 491 ) ÷ 491] x 100 = 15.27%
Formula
Percentage change = [(566 - 491) / 491] x 100
Subtract the new number by the original number
566 - 491 = 75
75 ÷ 491 = 0.15274949083503056
0.15274949083503056 x 100 = 15.27%