
Números inteiros
Authored by Ricardo Rocha
Mathematics
7th Grade
Used 37+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
O resultado de (-2).(-4).(-6) é:
-48
48
-64
64
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
O valor de (–3) · (– 5) é:
8
-15
+15
-8
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Qual é o valor de x, sendo que X = 1- 4 - (7. 4 : 14) ?
1
2
5
-5
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
O número escrito no último quadro é :
-20
-18
18
34
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Qual é o valor de -8 - (-8) + 10
26
8
10
0
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Efetuando (-4) . (-6) : (-3), obtemos:
-8
-6
6
8
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Um termômetro assinalava, numa certa hora, a temperatura de + 4 ºC. Após algum tempo esse mesmo termômetro assinalava – 3 º C. Nesse período de tempo a temperatura baixou quantos graus ?
3
5
7
10
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