Operações com Números Racionais

Operações com Números Racionais

7th Grade

13 Qs

quiz-placeholder

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Operações com Números Racionais

Operações com Números Racionais

Assessment

Quiz

Mathematics

7th Grade

Practice Problem

Hard

Created by

Prof.: Cristina e Cristiane

Used 11+ times

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13 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual a forma mais simples de escrever a fração 45/30?

3/2

1/5

3

2/3

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

O valor da expressão 3/5 + 1/10 é igual a:

7/10

4/15

2/3

4/10

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

O valor da expressão (– 3/4) • ( +4/9) é:

–1/3

+3/5

1/18

4

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Calcule o valor de 13,5 – 8,6.

4,9

5,1

5,0

6,4

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

O resultado de 5,8 ÷ 2 é

2,9

24

3,9

14

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual o resultado da expressão

( 4/3 + 1/6) : (1/2)

1

2

3

1/3

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual o valor da expressão

(– 12,2 + 3,7) ÷ 0,25

– 34

  • + 17

–28

  • 35

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