7º ano - Operações em Q

7º ano - Operações em Q

1st Grade

15 Qs

quiz-placeholder

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7º ano - Operações em Q

7º ano - Operações em Q

Assessment

Quiz

Mathematics

1st Grade

Medium

Created by

Luciana Santos

Used 14+ times

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15 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 (23)+(+14)=\left(-\frac{2}{3}\right)+\left(+\frac{1}{4}\right)=  

 312-\frac{3}{12}  

 512-\frac{5}{12}  

 1112-\frac{11}{12}  

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 (+79)(118)=\left(+\frac{7}{9}\right)-\left(-\frac{1}{18}\right)=  

 1012-\frac{10}{12}  

 +56+\frac{5}{6}  

 718-\frac{7}{18}  

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 512112+46=-\frac{5}{12}-\frac{1}{12}+\frac{4}{6}=  

 +16+\frac{1}{6}  

 16-\frac{1}{6}  

 +56+\frac{5}{6}  

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 (45)×(74)=\left(-\frac{4}{5}\right)\times\left(-\frac{7}{4}\right)=  

 2120-\frac{21}{20}  

 +1625+\frac{16}{25}  

 +75+\frac{7}{5}  

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 (25)×(0,5)=\left(-\frac{2}{5}\right)\times\left(0,5\right)=  

 35-\frac{3}{5}  

 15-\frac{1}{5}  

 25-\frac{2}{5}  

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 (213)×(514)=\left(-2\frac{1}{3}\right)\times\left(-\frac{5}{14}\right)=  

 56\frac{5}{6}  

 56-\frac{5}{6}  

 65\frac{6}{5}  

7.

FILL IN THE BLANK QUESTION

20 sec • 1 pt

O Conjunto dos números _______________ é representado pelo símbolo Q.

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