Adição algébrica de números racionais
Quiz
•
Mathematics
•
6th - 8th Grade
•
Practice Problem
•
Hard
Alexandra Barbosa
Used 134+ times
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16 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Na figura está representada a planificação dos dois dados de um jogo.
Se lançares os dois dados e adicionares os números saídos, qual é e a menor soma possível?
0
-4
-6
-7
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quanto é preciso adicionar a 4 para obter –5?
-1
-9
+1
+9
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mediu-se a temperatura ambiente, quatro vezes, durante um dia e registou-se na tabela ao lado.
Qual foi a diferença entre a temperatura registada às 8h e a temperatura registada às 20h?
-4
2
-2
4
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Das afirmações seguintes, indica a falsa.
(-9) + (-8) = -17
(+9) + (-8) = +1
(-9) + (+8) = +1
(+9) + (+8) = 17
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
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