-13.25% is the change from 566 to 491
Calculation steps:
[( 491 - 566 ) ÷ 566] x 100 = -13.25%
Formula
Percentage change = [(491 - 566) / 566] x 100
Subtract the new number by the original number
491 - 566 = -75
-75 ÷ 566 = -0.13250883392226148
-0.13250883392226148 x 100 = -13.25%