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Divisions de fractions

Authored by DELEMAR Stéphanie

Mathematics

University

Used 4+ times

Divisions de fractions
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11 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Diviser par un nombre revient à :

diviser par son inverse

multiplier par son inverse

multiplier par son opposé

diviser par son opposé

2.

MULTIPLE SELECT QUESTION

1 min • 1 pt

L'inverse de -5 est 5.

vrai

faux

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

L'inverse du nombre 5 est :

51\frac{5}{1}

15\frac{1}{5}

-5

15\frac{-1}{5}

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 Linverse de 45 est :L'inverse\ de\ \frac{4}{5}\ est\ :  

-0,8

 45\frac{-4}{5}  

1,2

 54\frac{5}{4}  

5.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

l'inverse de 37\frac{-3}{7}  est  73\frac{7}{-3}  

vrai

faux

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 83 est linverse de:\frac{8}{3}\ est\ l'inverse\ de:  

 83-\frac{8}{3}  

 38-\frac{3}{8}  

 38\frac{3}{8}  

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 49:611=?\frac{4}{9}:\frac{-6}{11}=?  

 49×116\frac{4}{9}\times\frac{11}{-6}  

 49×116\frac{4}{9}\times\frac{11}{6}  

 94×116\frac{9}{4}\times\frac{11}{-6}  

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