Quiz about Les fractions

Question 1

$$\frac{3}{4}+\frac{2}{9}=$$

Accepted Answer

$$\frac{35}{36}$$

Answer

$$12$$

Answer

$$\frac{5}{13}$$

Answer

$$\frac{9}{36}$$

Question 2

$$\frac{3}{4}+\frac{1}{5}=$$

Accepted Answer

$$\frac{19}{20}$$

Answer

$$\frac{1}{3}$$

Answer

0,333333333333333333333...

Answer

$$\frac{18}{20}=\frac{9}{10}$$

Answer

$$\frac{19}{60}$$

Question 3

7 + $$\frac{4}{7}-$$ 0,4

Accepted Answer

$$\frac{251}{35}$$

Answer

0,571428

Answer

$$\frac{7}{10}$$

Answer

$$\pi$$

Question 4

$$\frac{85}{132}$$

Accepted Answer

0,643939394

Answer

$$\frac{85}{18}$$

Answer

0,075

Question 5

3,2 + $$\frac{6}{7}$$

Accepted Answer

$$\frac{142}{35}$$

Answer

$$\frac{1}{34}$$

Answer

0,857142857

Question 6

$$\frac{3}{4}\cdot\frac{4}{8}$$

Accepted Answer

$$\frac{6}{18}$$

Accepted Answer

$$\frac{12}{32}$$

Answer

$$\frac{6}{12}$$

Answer

$$\frac{32}{123}$$

Question 7

$$quelle\ résultat\ est\ égal\ à\ 3xy\cdot3xy\ ?$$

Accepted Answer

$$9x^2y^2$$

Answer

$$\pi\cdot9xy\cdot\beta\phi$$

Answer

$$\sqrt[7t879458]{3383832989}$$

Answer

D.

Question 8

quelles sont les fractions identique $$\frac{2}{4}$$

Accepted Answer

$$\frac{1}{2}$$

Accepted Answer

$$\frac{36}{72}$$

Answer

$$\frac{3}{8}$$

Answer

$$\frac{4}{7}$$

Answer

$$\frac{33}{34}$$

Question 9

quelle fraction ou affirmation est juste ?

Accepted Answer

elles sont toutes justes

Answer

$$\frac{3}{4}$$

Answer

$$\frac{1}{2}$$

Answer

$$\frac{133}{153}$$

Answer

seuls les fractions ireductibles sont justes

Question 10

Le produit de 2 fractions est $$\frac{3}{5}$$ . L'une des fractions est $$\frac{21}{20}$$

Accepted Answer

$$\frac{7}{4}$$

Answer

3xy

Answer

$$\frac{40}{20}$$

Answer

$$\frac{6}{4}$$

Question 11

$$\frac{56}{8}=\frac{14}{2}$$

Accepted Answer

Vrai

Answer

Faux

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