Nombres décimaux - 6e

Axe gradué et droite graduée

Exercice 1 : Trouver l'abscisse d'un point sur un axe de graduation au centième (nombres décimaux positifs)

Quelle est l'abscisse du point B ?

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(On donnera la réponse sous la forme d'un nombre décimal)

Exercice 2 : Lire l'abscisse d'un point sur un axe qui ne démarre pas à 0 (décimaux) ; graduation 1.

Quelle est l'abscisse du point B ?

On écrira sous la forme d'un nombre décimal.

Exercice 3 : Encadrer l'abscisse au dixième d'un point sur un axe avec une graduation de 0.5.

Encadrer au dixième l'abscisse \(a\) du point \(A\) présent sur l'axe gradué ci-dessous.

(exemple: 0,1 < a < 0,2)

Exercice 4 : Trouver l'abscisse d'un point sur un axe de graduation 1 (nombres décimaux positifs)

Quelle est l'abscisse du point \( D \) ?

On donnera la réponse sous la forme d'un entier ou d'un nombre décimal non entier.

Exercice 5 : Encadrer l'abscisse au dixième d'un point sur un axe avec une graduation de 1.

Encadrer au dixième l'abscisse \(a\) du point \(A\) présent sur l'axe gradué ci-dessous.

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(exemple: 0,1 < a < 0,2)

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