-33.84% is the change from 857 to 567
Calculation steps:
[( 567 - 857 ) ÷ 857] x 100 = -33.84%
Formula
Percentage change = [(567 - 857) / 857] x 100
Subtract the new number by the original number
567 - 857 = -290
-290 ÷ 857 = -0.338389731621937
-0.338389731621937 x 100 = -33.84%