Quiz about Adunare si scadere fractii ordinare

Question 1

Cu ce numar trebuie amplificata fractia $$\frac{4}{5}$$ pentru a obtine la numarator 32?

Accepted Answer

8

Answer

5

Answer

6

Answer

7

Question 2

Fractia $$\frac{18}{30}$$ este egala cu fractia ireductibila:

Accepted Answer

$$\frac{3}{5}$$

Answer

$$\frac{9}{15}$$

Answer

$$\frac{6}{10}$$

Answer

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

Question 3

Suma fractiilor $$\frac{2}{10}$$ si $$\frac{2}{15}$$ este

Accepted Answer

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

Answer

$$\frac{4}{25}$$

Answer

$$\frac{4}{10}$$

Answer

$$\frac{4}{30}$$

Question 4

Diferenta dintre fractiile $$\frac{5}{4}$$ si $$\frac{1}{6}$$ este:

Accepted Answer

$$\frac{26}{24}$$

Answer

$$\frac{4}{2}$$

Answer

$$\frac{4}{24}$$

Answer

$$\frac{31}{24}$$

Question 5

Rezultatul calcului $$\frac{3}{4}+\frac{4}{6}$$ este

Accepted Answer

$$\frac{17}{12}$$

Answer

$$\frac{34}{25}$$

Answer

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

Answer

$$\frac{7}{6}$$

Question 6

Fractia cu $$\frac{2}{3}$$ mai mare decat $$\frac{4}{3}$$ este:

Accepted Answer

2

Answer

$$\frac{2}{3}$$

Answer

1

Answer

$$\frac{2}{4}$$

Question 7

Cu ce numar trebuie amplificata fractia $$\frac{7}{6}$$ pentru a obtine la numitor 48?

Accepted Answer

8

Answer

6

Answer

7

Answer

9

Question 8

Determinati x astfel incat fractia $$\frac{x+1}{15}$$ sa fie egala cu $$\frac{2}{3}$$

Accepted Answer

9

Answer

10

Answer

11

Answer

12

Adunare si scadere fractii ordinare