Scădem și adunăm felii…

10 bonus points

62 successes

English

Acest quiz te ajută să exersezi adunarea și scăderea fracțiilor. SUCCES !!!

For sure you did not expect at this.

Quatropod wants to launch a discount virus. The humans will go crazy and they will spend all the money thay have on stupid things. Dizaster! Only you can save the situation.

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Question 1 of 10

1. Question
1 points
Înlocuiește-l pe z cu numărul potrivit, pentru ca egalitatea să fie adevărată $\frac{90}{100} - \frac{z}{100} = \frac{40}{100}$
- 60
- 50
- 0
- 20
Correct

Incorrect
Question 2 of 10

2. Question
1 points
Efectuează: $\frac{10}{10} - \frac{2}{10} - \frac{4}{10} = . . . . .$
- $\frac{16}{20}$
- $\frac{4}{30}$
- $\frac{4}{10}$
- $\frac{5}{10}$
Correct

Incorrect
Question 3 of 10

3. Question
1 points
Efectuează? $\frac{4}{9} + \frac{7}{9} = . . . . \frac{5}{100} + \frac{20}{100} = . . . . \frac{100}{200} + \frac{80}{200} = . . .$
- $\frac{21}{9}, \frac{25}{100}, \frac{180}{200}$
- $\frac{11}{9}, \frac{25}{100}, \frac{180}{200}$
- $\frac{11}{9}, \frac{5}{100}, \frac{180}{200}$
- $\frac{11}{0}, \frac{25}{0}, \frac{180}{0}$
Correct

Incorrect
Question 4 of 10

4. Question
1 points
Efectuează: $\frac{14}{8} - \frac{10}{8} = . . . \frac{5}{7} - \frac{4}{7} = . . . \frac{11}{4} - \frac{9}{4} =$
- $\frac{24}{8}, \frac{1}{7}, \frac{2}{4}$
- $\frac{4}{8}, \frac{1}{7}, \frac{3}{4}$
- $\frac{4}{8}, \frac{9}{7}, \frac{2}{4}$
- $\frac{4}{8}, \frac{1}{7}, \frac{2}{4}$
Correct

Incorrect
Question 5 of 10

5. Question
1 points
Înlocuiește-l pe Y cu numere potrivite, pentru ca egalitatea să fie adevărată $\frac{5}{10} - \frac{y}{10} = \frac{3}{10}$
- 2
- 1
- 8
- 10
Correct

Incorrect
Question 6 of 10

6. Question
1 points
Efectuează: $\frac{100}{100} - \frac{10}{100} - \frac{20}{100} - \frac{30}{100}$
- $\frac{40}{100}$
- $\frac{4}{10}$
- $\frac{40}{0}$
- $\frac{30}{100}$
Correct

Incorrect
Question 7 of 10

7. Question
1 points
Scrie fracția $\frac{9}{10}$ ca diferență de trei fracții
- $\frac{11}{10} - \frac{1}{10} - \frac{1}{10}$
- $\frac{13}{10} - \frac{1}{10} - \frac{1}{10}$
- $\frac{11}{100} - \frac{1}{10} - \frac{1}{10}$
- $\frac{11}{10} - \frac{3}{10} - \frac{1}{10}$
Correct

Incorrect
Question 8 of 10

8. Question
1 points
Calculează sumele: $\frac{25}{100} + \frac{50}{100} = . . .$
- $\frac{25}{100}$
- $\frac{75}{0}$
- $\frac{75}{10}$
- $\frac{75}{100}$
Correct

Incorrect
Question 9 of 10

9. Question
1 points
Efectuează: $\frac{15}{10} - \frac{12}{10} = . . . \frac{17}{9} - \frac{10}{9} = . . . \frac{80}{100} - \frac{50}{100} = . . .$
- $\frac{3}{10}, \frac{7}{0}, \frac{30}{100}$
- $\frac{3}{10}, \frac{7}{9}, \frac{30}{100}$
- $\frac{3}{0}, \frac{7}{0}, \frac{30}{0}$
- $\frac{3}{0}, \frac{7}{9}, \frac{30}{0}$
Correct

Incorrect
Question 10 of 10

10. Question
1 points
Calculează: $\frac{25}{100} + \frac{75}{100} - \frac{50}{100}$
- $\frac{5}{100}$
- $\frac{0}{100}$
- $\frac{50}{100}$
- $\frac{50}{0}$
Correct

Incorrect

Examples of questions from "Scădem și adunăm felii…"

Efectuează: $\frac{15}{10} - \frac{12}{10} = . . . \frac{17}{9} - \frac{10}{9} = . . . \frac{80}{100} - \frac{50}{100} = . . .$
Efectuează: $\frac{10}{10} - \frac{2}{10} - \frac{4}{10} = . . . . .$
Scrie fracția $\frac{9}{10}$ ca diferență de trei fracții