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Revisão - Números racionais

Authored by Nicolas Chagas Souza

Mathematics, Education

7th Grade

Used 13+ times

Revisão - Números racionais
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10 questions

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1.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

A representação da fração  34\frac{3}{4}  na forma de número decimal é:



(a)  

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Podemos representar o número 0,58 como a seguinte porcentagem:

58%

580%

5,8%

0,58%

3.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

A soma entre 1,27 e 5,1 é:

(a)  

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 196100=?\sqrt{\frac{196}{100}}=?  

 14100\frac{14}{100}  

 1410\frac{14}{10}  

10

14

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 5393 =5^3\cdot9^{3\ }=  

 56 5^{6\ }  

 969^6  

 45645^6  

 45345^3  

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

  25:74=?\frac{2}{5}:\frac{7}{4}=?  

 1420\frac{14}{20}  

 835\frac{8}{35}  

 4320\frac{43}{20}  

 358\frac{35}{8}  

7.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

Qual é o numerador da raiz quadrada de  144169\frac{144}{169}  ?



(a)  

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