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Operações com Frações

Authored by Colégio Brasília

Mathematics

7th Grade

CCSS covered

Used 226+ times

Operações com Frações
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10 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 Resolva a adição: 25+13\frac{2}{5}+\frac{1}{3} 

 215\frac{2}{15}  

 1115\frac{11}{15}  

 38\frac{3}{8}  

 315\frac{3}{15}  

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Resolva a multiplicação:  25×13\frac{2}{5}\times\frac{1}{3}  

 215\frac{2}{15}  

 1115\frac{11}{15}  

 38\frac{3}{8}  

 315\frac{3}{15}  

Tags

CCSS.5.NF.B.4

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Efetue:  75×47×35×43\frac{7}{5}\times\frac{4}{7}\times\frac{3}{5}\times\frac{4}{3} 

 37\frac{3}{7}  

 11  

 45\frac{4}{5}  

 1625\frac{16}{25}  

Tags

CCSS.5.NF.B.4

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 (35)2\left(\frac{3}{5}\right)^2  Resolva:

 610\frac{6}{10}  

 910\frac{9}{10}  

 925\frac{9}{25}  

 625\frac{6}{25}  

Tags

CCSS.5.NF.B.4

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Resolva: (57)2\left(-\frac{5}{7}\right)^2  

 2549-\frac{25}{49}  

 2549\frac{25}{49}  

 1014\frac{10}{14}  

 1014-\frac{10}{14}  

Tags

CCSS.5.NF.B.4

CCSS.5.NF.B.6

CCSS.5.OA.A.1

CCSS.5.OA.A.2

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Podemos dizer que, 13 de 13 de 13 \frac{1}{3}\ de\ \frac{1}{3}\ de\ \frac{1}{3}\   equivale à:

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

 131313 = 327\frac{1}{3}\cdot\frac{1}{3}\cdot\frac{1}{3}\ =\ \frac{3}{27}  

 13+13+13 = 39\frac{1}{3}+\frac{1}{3}+\frac{1}{3}\ =\ \frac{3}{9}  

 131313=127\frac{1}{3}\cdot\frac{1}{3}\cdot\frac{1}{3}=\frac{1}{27}  

Tags

CCSS.5.NF.B.4

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 37 : 35\frac{3}{7}\ :\ \frac{3}{5}  Efetue:

 135\frac{1}{35}  

 75\frac{7}{5}  

 57\frac{5}{7}  

 3535  

Tags

CCSS.5.NF.B.4

CCSS.5.NF.B.6

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