numeros racionais

numeros racionais

5th - 6th Grade

15 Qs

quiz-placeholder

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numeros racionais

numeros racionais

Assessment

Quiz

5th - 6th Grade

Practice Problem

Hard

Created by

isabel ferreira

Used 46+ times

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Qual é o resultado da operação (-4).(-2).(-1)?

+8

-8

+7

-7

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Na adição +2 +5 +4 -2 -5, o resultado final é?

+11

0

+4

-4

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

O resultado da expressão ( +4 +3). (-2-1) é igual a...

+21

-21

+7

-7

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

A subtração dessas frações tem como resultado...

1/20

1

1/9

31/20

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Qual dos números abaixo não tem raiz quadrada exata?

49

36

25

20

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

A raiz quadrada do número 1,21 é?

11

1,1

0,1

0,11

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

A potência de 25 é?

32

64

10

25

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