Adição e Subtração de Racionais

Adição e Subtração de Racionais

7th Grade

10 Qs

quiz-placeholder

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Adição e Subtração de Racionais

Adição e Subtração de Racionais

Assessment

Quiz

Mathematics

7th Grade

Hard

Created by

Meijisan Meijisan

Used 64+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 1,12 = ?1,12\ =\ ?  

 3325\frac{33}{25}  

 3225\frac{32}{25}  

 2925\frac{29}{25}  

 2825\frac{28}{25}  

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 4,4 = ?4,4\ =\ ?  

 225\frac{22}{5}  

 112\frac{11}{2}  

 1125\frac{11}{25}  

 2225\frac{22}{25}  

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 325=?\frac{3}{25}=?  

0,21

0,18

0,15

0,12

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 1456=?\frac{1}{4}-\frac{5}{6}=?  

 512-\frac{5}{12}  

 712-\frac{7}{12}  

 1112-\frac{11}{12}  

 23-\frac{2}{3}  

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 3856 1=?\frac{3}{8}-\frac{5}{6}\ -1=?  

 2924-\frac{29}{24}  

 3124-\frac{31}{24}  

 3524-\frac{35}{24}  

 3724-\frac{37}{24}  

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 (123)+(12,7)=?-\left(-123\right)+\left(-12,7\right)=?  

100,7

100,3

110,7

110,3

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 (+53)(1,5)=?-\left(+\frac{5}{3}\right)-\left(-1,5\right)=?  

 13-\frac{1}{3}  

 23-\frac{2}{3}  

 16-\frac{1}{6}  

 56-\frac{5}{6}  

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