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Speed, Distance & Time

Also known as d = vt · rate time distance · average speed formula

v=dtv = \tfrac{d}{t}

Enter your known values, leave one input blank, and solves for the missing one. Try different units for next level excitement!

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The most-used formula in daily life. Note it gives average speed over the whole interval — your speedometer reads instantaneous speed, which calculus handles with the derivative dd/dt.

Speed, Distance & Time
v=dtv = \tfrac{d}{t}
Where
  • vv= Speed
  • dd= Distance
  • tt= Time
Missing one of these? Work it out first, then come back