For example if the total distance travelled was 250 miles and the time it took was 5 hours then the average speed was 250 5 50 miles per hour mph. D s D s. As noted above make sure you convert the units appropriately first or use our speed calculator which does that automatically.
The formula for average speed also called average velocity in physics and engineering is.
How To Calculate Average Speed. Convert time duration into different units. To get distance D D multiply speed times the amount of time. How to Calculate Average Speed Using Distance and Time - TEKS 68C.