
Atividades de Sexta! Math
Authored by ELEN FERREIRA
Mathematics
9th Grade
JE - FORM CONT I 2023 covered
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10 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Na divisão de números inteiros (- 122) : (+2) o quociente é?
+ 61
- 61
- 51
- 72
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Um reservatório contém 400 litros de água e efetuamos, sucessivamente, as seguintes operações:
- retiramos 70 litros
- colocamos 36 litros
Qual a quantidade de água que ficou no reservatório?
466
366
406
436
3.
MULTIPLE CHOICE QUESTION
10 sec • 4 pts
1) Ao realizar a multiplicação de dois números negativos, o resultado sempre será:
Positivo.
Negativo.
Igual ao sinal do maior número.
Igual ao sinal do menor número.
Imprevisível, pois depende de vários fatores.
4.
MULTIPLE CHOICE QUESTION
10 sec • 4 pts
4. O conjunto dos números inteiros é formado por todos os números:
4. O conjunto dos números inteiros é formado por todos os números:
Naturais
Positivos e Negativos
Positivos, Negativos e pelo zero
Apenas pelos negativos e pelo zero
5.
MULTIPLE CHOICE QUESTION
1 min • 4 pts
5. Observe as adições abaixo e marque a opção correta:
-23 + (-9) = ?
(-12) - (-8) = ?
5. Observe as adições abaixo e marque a opção correta:
-23 + (-9) = ?
(-12) - (-8) = ?
-32 e -4
32 e 4
-32 e 4
32 e -20
6.
MATCH QUESTION
3 mins • 3 pts
Observe a tabela de regras de sinais da multiplicação e resolva as questões propostas:
-15
(-8) . (+4) =
+30
(-9) . (-9) =
-32
(+3) . (+6) =
18
(+5) . (-3)=
81
(-10) . (-3) =
Answer explanation
Tags
JE - FORM CONT I 2023
7.
FILL IN THE BLANK QUESTION
3 mins • 3 pts
o valor de (-1). (-1). (-1). (-1) é:
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