
Numeros inteiros
Authored by Anderson Rafael
Mathematics
7th Grade
CCSS covered
Used 1K+ times

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20 questions
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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
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
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
Uma empresa que explora o fundo do mar lança uma base-guia a 1700 metros de profundidade, no formato de funil, por onde as sondas e as brocas passam e perfuram o solo. Usando como referencia o nível do mar. Das alternativas abaixo, qual deles expressa o valor da profundidade atingida pela sondas e brocas?
- 1700
+ 3400
+ 1700
- 3400
Answer explanation
The correct choice is -1700, as the base-guide is launched at 1700 meters depth, and the sondas and brocas pass through it, reaching the same depth.
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Sobre o número 0, marque a respostas correta
Em um sistema de contagem, representa a ausência de itens
Em um jogo de futebol, representa a pontuação de um time
Em um concurso de talentos, representa a nota máxima
Em um teste de múltipla escolha, representa uma resposta inválida
Answer explanation
The correct answer is 'Não é positivo nem negativo, é neuro' because 0 is neither positive nor negative, it is neutral.
7.
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?
Verdaeiro
Falso
Answer explanation
The statement is true because negative numbers can indeed be used in bank balances, temperatures, and sea level depths.
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