Question

find the distance between points s and u. (number line with s at -100, u at -80, and marks at -60, -40, -20, 0; input box and keyboard icons below)

Explanation:

Step1: Identify coordinates of S and U

Point S is at -100, point U is at -80.

Step2: Calculate distance (absolute difference)

Distance = $| -80 - (-100) | = |20| = 20$

Answer:

20