
7A_AV2_1ºTrim/2024_Números_inteiros
Authored by Jose Carlos Bassani
Mathematics
7th Grade
Used 3+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 3 pts
Os resultados de + 9 - 5 e + 5 - 9 são, respectivamente, iguais a:
+4 e +4
+4 e -4
-4 e +4
-4 e -4
2.
MULTIPLE CHOICE QUESTION
3 mins • 3 pts
- 2 + 4 - 9 + 4 + 9 - 10 é igual a:
- 2 + 4 - 9 + 4 + 9 - 10 é igual a:
+4
+30
-4
-30
3.
MULTIPLE CHOICE QUESTION
3 mins • 3 pts
A afirmação correta é:
a) - (- 6 - 5) = + 6 + 5
b) - (- 6 - 5) = + 6 - 5
c) - (- 6 - 5) = - 6 + 5
d) - (- 6 - 5) = - 6 - 5
4.
MULTIPLE CHOICE QUESTION
3 mins • 3 pts
Calcule o valor da expressão numérica: + 9 - (- 9) =
+18
-18
-9
+9
5.
MULTIPLE CHOICE QUESTION
3 mins • 3 pts
O próximo número da sequencia: +2, -4, +8, -16, +32, ... é:
+64
+128
-32
-64
6.
MULTIPLE CHOICE QUESTION
3 mins • 3 pts
Somando o dobro de -5 com o triplo de -2, obtemos:
-14
-16
+14
+16
7.
MULTIPLE CHOICE QUESTION
3 mins • 3 pts
A metade de -20 é:
+10
+40
-10
-40
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