-34.79% is the change from 868 to 566
Calculation steps:
[( 566 - 868 ) ÷ 868] x 100 = -34.79%
Formula
Percentage change = [(566 - 868) / 868] x 100
Subtract the new number by the original number
566 - 868 = -302
-302 ÷ 868 = -0.347926267281106
-0.347926267281106 x 100 = -34.79%