Use a line of negative and positive measurements to show the location of -0.25 whether negative or positive? Please any sample??

Sure! Here is a line with negative and positive measurements showing the location of -0.25:

-1 ----- -0.75 ----- -0.5 ----- -0.25 ----- 0 ----- 0.25 ----- 0.5 ----- 0.75 ----- 1

In this line, -0.25 is located between -0.5 and 0.