Calculatrice de vitesse, distance et temps
Trouvez la vitesse, la distance ou le temps à partir des deux autres, avec vitesse = distance ÷ temps — en km/h, m/s ou mph.
Résultat
Saisissez les valeurs et appuyez sur Calculer pour voir le résultat.
Formule
How far you go in each unit of time.
Rearranged to find the distance.
Rearranged to find the time.
Comment utiliser cette calculatrice
- Choose what you want to find and the units you are using.
- Enter the other two values in those units, then press Calculate.
Exemple corrigé
150 km in 2.5 hours
speed = distance ÷ time = 150 ÷ 2.5 = 60 km/h.
In metres per second: 60 × 1000 ÷ 3600 ≈ 16.666667 m/s.
Questions fréquentes
How do I remember the formula?
Use the triangle: D on top, S and T underneath. Cover the one you want — D = S × T, S = D ÷ T, T = D ÷ S.
How do I convert km/h to m/s?
Multiply by 5/18 (that is × 1000 ÷ 3600). To go back, multiply by 18/5.