-85.74% is the change from 666 to 95
Calculation steps:
[( 95 - 666 ) ÷ 666] x 100 = -85.74%
Formula
Percentage change = [(95 - 666) / 666] x 100
Subtract the new number by the original number
95 - 666 = -571
-571 ÷ 666 = -0.8573573573573574
-0.8573573573573574 x 100 = -85.74%