
Atividades Números Inteiros 7B
Quiz
•
Mathematics
•
7th Grade
•
Hard
Used 1+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 2 pts
· Na adição e subtração de números inteiros valem as seguintes regras:
Sinais iguais somamos e repetimos o sinal
Sinais diferentes somamos e repetimos o sinal
Sinais iguais diminuímos e conservamos sinal do maior
Sinais diferentes diminuímos e conservamos sinal do maior
2.
MULTIPLE CHOICE QUESTION
2 mins • 2 pts
Na multiplicação e divisão de inteiros valem as seguintes regras:
Sinais iguais resposta negativa
Sinais diferentes resposta positiva
Sinais iguais resposta positiva
Sinais diferentes resposta negativa
3.
MULTIPLE CHOICE QUESTION
2 mins • 2 pts
Calcule -9 + 16:
-25
-7
25
7
4.
MULTIPLE CHOICE QUESTION
2 mins • 2 pts
Calcule -7-15:
22
8
-22
-8
5.
MULTIPLE CHOICE QUESTION
2 mins • 2 pts
Calcule (-4).(+7)=
-28
4,7
28
-4,7
6.
MULTIPLE CHOICE QUESTION
2 mins • 2 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
7.
MULTIPLE CHOICE QUESTION
2 mins • 2 pts
Eu tinha um saldo de -R$ 520,00 no banco. Depositei R$ 810,00 e paguei com cheques as seguintes contas: Aluguel: R$ 440,00; Supermercado: R$ 180,00. Descontando os cheques, qual será o meu saldo?
R$330,00
R$-330,00
R$30,00
R$-30,00
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