-31.06% is the change from 834 to 575
Calculation steps:
[( 575 - 834 ) ÷ 834] x 100 = -31.06%
Formula
Percentage change = [(575 - 834) / 834] x 100
Subtract the new number by the original number
575 - 834 = -259
-259 ÷ 834 = -0.3105515587529976
-0.3105515587529976 x 100 = -31.06%