-68.84% is the change from 857 to 267
Calculation steps:
[( 267 - 857 ) ÷ 857] x 100 = -68.84%
Formula
Percentage change = [(267 - 857) / 857] x 100
Subtract the new number by the original number
267 - 857 = -590
-590 ÷ 857 = -0.6884480746791132
-0.6884480746791132 x 100 = -68.84%