-35.4% is the change from 873 to 564
Calculation steps:
[( 564 - 873 ) ÷ 873] x 100 = -35.4%
Formula
Percentage change = [(564 - 873) / 873] x 100
Subtract the new number by the original number
564 - 873 = -309
-309 ÷ 873 = -0.3539518900343643
-0.3539518900343643 x 100 = -35.4%