Números inteiros

Números inteiros

7th Grade

10 Qs

quiz-placeholder

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Números inteiros

Números inteiros

Assessment

Quiz

Mathematics

7th Grade

Practice Problem

Hard

Used 1+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

A letra do nosso alfabeto que representa o conjunto dos números inteiro é:

I

Z

N

Q

Answer explanation

The letter 'Z' in our alphabet represents the set of integers, so it is the correct choice.

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

O símbolo matemático acima representa um subconjuntos dos números inteiros. Marque a opção que é representada por esse símbolo

Inteiros

Inteiros positivos

Inteiros negativos

Inteiros não positivos

Answer explanation

The symbol represents a subset of positive integers, so the correct option is 'Inteiros positivos'.

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Em um campeonato de futebol, o time do Curitiba marcou 20 gols e sofreu 32 gols. Qual o saldo de gols deste time?

0

3

52

- 12

Answer explanation

The correct answer is -12 because the goal difference is calculated by subtracting the goals conceded from the goals scored, which is 20 - 32 = -12.

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

Analisando a imagem, o único objeto que esta localizado no nível do mar é:

o peixe

o carro

o fundo do barco

a árvore

Answer explanation

Analyzing the image, the only object located at sea level is the bottom of the boat.

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

"Os números negativos podem ser usados em saldos bancários, temperaturas e profundidade do nível do mar".

Essa afirmação é verdadeira ou falsa?

Verdadeiro

Falso

Answer explanation

The statement is true because negative numbers can indeed be used in bank balances, temperatures, and sea level depths.

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

Na reta numérica acima, os números que correspondem a P, Q e R são

P = -4, Q = 2, R = 7

P = -4, Q = -2, R = 7

P = 4, Q = -2, R = 7

P = -2, Q = -4, R = 5

Answer explanation

The correct numbers for P, Q, and R on the number line are P = -4, Q = -2, and R = 7, which matches the second answer choice.

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

- ( -2) - ( + 2) é igual à:

zero

+4

-4

+2

Answer explanation

The expression simplifies to -2 - 2, which equals -4. Therefore, the correct answer is -4.

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