
OPERAÇÕES COM NÚMEROS INTEIROS
Authored by ramayanac crescimento
Mathematics
7th Grade
Used 64+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
1) Assinale a alternativa que indica a resultado da expressão representa abaixo.
64
18
8
16
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
2) A expressão 23 + (−22) − (−3) − (+2) é igual a:
4
3
2
1
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
3) Ingrid dividiu um número inteiro por outro número inteiro e obteve como resultado +1. O que se pode afirmar sobre esses números?
a) São números inteiros opostos.
b) São números inteiros de mesmo sinal e com módulos iguais.
c) São números inteiros de mesmo sinal, mas com módulos diferentes.
d) O dividendo é zero, e o divisor um número inteiro.
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
4) O valor numérico da expressão −2 + 3 − (−5) é:
-2
5
6
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
5) Em uma cidade do Alasca, o termômetro marcou −15 ⁰C pela manhã. Se a temperatura diminuir mais 13 ⁰C, o termômetro vai marcar:
ºC
2 ºC
-2 ºC
28 ºC
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
6) Marcelo escolheu 437 números negativos e multiplicou-os por outros 205 números positivos. O resultado obtido foi um número bem grande. Sobre esse número, é correto afirmar que ele:
é negativo.
é positivo.
é par.
é ímpar.
7.
OPEN ENDED QUESTION
1 min • Ungraded
7) Calcule o valor das seguintes raízes.
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