-86.59% is the change from 686 to 92
Calculation steps:
[( 92 - 686 ) ÷ 686] x 100 = -86.59%
Formula
Percentage change = [(92 - 686) / 686] x 100
Subtract the new number by the original number
92 - 686 = -594
-594 ÷ 686 = -0.8658892128279884
-0.8658892128279884 x 100 = -86.59%