Scădem și adunăm felii…

10 bonus points

19 successes

English

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

Tananana! Challenge!

Megalix bet with The Crazy Squirrel that you don’t know how to answer this quiz! 🙂

If you want to save your points and appear in the Kidibot charts, you must be logged in. Create here an acount or login.

Question 1 of 10

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

Incorrect
Question 2 of 10

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

Incorrect
Question 3 of 10

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

Incorrect
Question 4 of 10

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

Incorrect
Question 5 of 10

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

Incorrect
Question 6 of 10

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

Incorrect
Question 7 of 10

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

Incorrect
Question 8 of 10

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

Incorrect
Question 9 of 10

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

Incorrect
Question 10 of 10

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

Incorrect

Examples of questions from "Scădem și adunăm felii…"

Efectuează: $\frac{10}{10} - \frac{2}{10} - \frac{4}{10} = . . . . .$
Efectuează? $\frac{4}{9} + \frac{7}{9} = . . . . \frac{5}{100} + \frac{20}{100} = . . . . \frac{100}{200} + \frac{80}{200} = . . .$
Calculează: $\frac{25}{100} + \frac{75}{100} - \frac{50}{100}$