-23.89% is the change from 875 to 666
Calculation steps:
[( 666 - 875 ) ÷ 875] x 100 = -23.89%
Formula
Percentage change = [(666 - 875) / 875] x 100
Subtract the new number by the original number
666 - 875 = -209
-209 ÷ 875 = -0.23885714285714285
-0.23885714285714285 x 100 = -23.89%