-31.97% is the change from 829 to 564
Calculation steps:
[( 564 - 829 ) ÷ 829] x 100 = -31.97%
Formula
Percentage change = [(564 - 829) / 829] x 100
Subtract the new number by the original number
564 - 829 = -265
-265 ÷ 829 = -0.31966224366706875
-0.31966224366706875 x 100 = -31.97%