-17.06% is the change from 680 to 564
Calculation steps:
[( 564 - 680 ) ÷ 680] x 100 = -17.06%
Formula
Percentage change = [(564 - 680) / 680] x 100
Subtract the new number by the original number
564 - 680 = -116
-116 ÷ 680 = -0.17058823529411765
-0.17058823529411765 x 100 = -17.06%