Determine the distance between -18.26 and -2.45 on a number line?

20.71
-15.81
-20.71
15.81

The distance between -18.26 and -2.45 on a number line is 15.81.

To determine the distance between -18.26 and -2.45 on a number line, you need to subtract the two values and take the absolute value of the result.

|-18.26 - (-2.45)| = |(-18.26) + 2.45| = |-15.81| = 15.81.

Therefore, the distance between -18.26 and -2.45 on a number line is 15.81.