Distance vs. Displacement

Displacement means the difference between a starting and a ending position
Ex. If you walk 10 miles right and then you walk 3 miles left your Displacement will be 7 miles right because the distance between your starting and andino position is 7 mires right.

Distance means the total length traveled
Ex. If you walk 10 miles right and the 3 miles left your distance will be 13 miles because it's the total how how much you walked.