Números inteiros
Quiz
•
Mathematics
•
7th Grade
•
Practice Problem
•
Hard
Débora Lorençon
Used 13+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
O conjunto dos números naturais é:
{0, 1, 2, ..., 7, 8, 9}
{1, 2, 3, ..., 8, 9}
{0, 1, 2, 3, 4, ...}
{... -2, -1, 0, 1, 2, ...}
2.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Quem é o oposto de -7?
-7
+7
3.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Um mergulhador saltou de um ponto situado 6m acima do nível do mar e desceu 20m a partir do ponto inicial.
Que número inteiro positivo ou um número inteiro negativo pode indicar a posição onde ele se encontra em relação ao nível do mar?
-20
+6
-26
-14
4.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Qual o maior número inteiro negativo?
-1
infinito
0
não existe
5.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
"Uma onda de frio já causou 46 mortes nos últimos dias nos países da Europa Central. No centro da Romênia, a temperatura chegou a - 32ºC na noite passada. No noroeste da Bulgária, a temperatura era de - 22ºC e as ruas ficaram cobertas por uma camada de 10 cm de gelo. Foram registradas as marcas de - 30 ºC na República Tcheca e de - 23ºC na Eslováquia."
Segundo a notícia, o País em que a temperatura estava mais alta é:
Romênia
Bulgária
República Tcheca
Eslováquia
6.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Qual o resultado da operação a seguir:
(-34) - (-25)
-59
+39
+19
-9
7.
OPEN ENDED QUESTION
30 sec • 5 pts
Calcula -5 + (-12)
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