Números enteros y uso de paréntesis

Quiz
•
Mathematics
•
8th Grade
•
Hard
Florencia Santos
Used 8+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Al resolver el siguiente ejercicio se obtiene:
[2 + 3 - 4 + 7 - ( 4 - 5 - 6 ) + 8 - 9]
12
14
-20
0
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
-3 + 4 - 5 -( - 10 + 5 - 8) - (4 - 3 - 2) + 5 - 1
12
10
-10
14
3.
MULTIPLE SELECT QUESTION
5 mins • 1 pt
La regla de los signos dice que:
Al multiplicar dos números del mismo signo el resultado es siempre positivo
Al multiplicar dos números de diferente signo el resultado es siempre negativo
Al dividir dos números del mismo signo el resultado el siempre positivo
Al dividir dos números de diferente signo el resutado es siempre negativo
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
El valor absoluto se designa por:
Dos paréntesis (uno a cada uno del número)
Dos líneas rectas (una a cada lado del número)
Dos signos + o -
Ninguna de las anteriores
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
El resultado de la siguiente operación es:
|-3.490|
-3.490
3.490
0
1
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Al resolver lo siguiente se obtiene:
8|-4|
32
-32
4
-4
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Al resolver lo siguiente se obtiene:
|4 + 3 - 2|+|2 - 6 - 8|
0
12
5
17
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