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Operações com frações 1.

Authored by Juliane Prô Ju

Mathematics

4th Grade

Used 99+ times

Operações com frações 1.
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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 12  + 12=\frac{1}{2}\ \ +\ \frac{1}{2}=  

 14\frac{1}{4}  

 22 ou 1 inteiro\frac{2}{2}\ ou\ 1\ inteiro  

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 410 + 110=\frac{4}{10}\ +\ \frac{1}{10}=  

 510\frac{5}{10}  

 520\frac{5}{20}  

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 13 + 13  + 13 =\frac{1}{3}\ +\ \frac{1}{3}\ \ +\ \frac{1}{3}\ =  

 39\frac{3}{9}  

 33 ou 1 interiro.\frac{3}{3}\ ou\ 1\ interiro.  

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 24 + 14=\frac{2}{4}\ +\ \frac{1}{4}=  

 34\frac{3}{4}  

 316\frac{3}{16}   

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Um bolo  foi dividido em 10 pedaços, Luísa comeu 3 pedaços e Mariana comeu 5 pedaços. Qual alternativa apresenta a quantia que Mariana comeu?

 12 ou 0,5\frac{1}{2}\ ou\ 0,5  


 15 ou 1,5\frac{1}{5}\ ou\ 1,5  

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 58 −28 =\frac{5}{8}\ -\frac{2}{8}\ =  

 38\frac{3}{8}  

 78\frac{7}{8}  

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 99 −49=\frac{9}{9}\ -\frac{4}{9}=  

 39\frac{3}{9}  

 59\frac{5}{9}  

 29\frac{2}{9}  

 139\frac{13}{9}  

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