Revisão 8º ano Matemática

Quiz
•
Mathematics
•
1st - 10th Grade
•
Hard
Standards-aligned
Lobão Alexandrino
Used 12+ times
FREE Resource
16 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
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 SELECT QUESTION
30 sec • 1 pt
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
30 sec • 1 pt
Calcule -7-15
22
8
-22
-8
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Calcule (-3).(-8)
24
3/8
-24
3,8
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Calcule (-4).(+7)
-28
4,7
28
-4,7
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quem é o oposto de - 7?
- 7
+7
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Na reta numérica acima, marque a única opção que apresenta pontos opostos em relação a origem.
G e C
I e D
F e A
E e B
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