Operaciones aritméticas

Quiz
•
Mathematics
•
7th Grade
•
Medium
Used 35+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
El resultado de operar lo siguiente:
(+5) + (-7)
es...
2
-2
-12
+12
2.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Al resolver esta operación:
(+5) + (-7) - (-3)
se obtiene...
-1
1
-5
+4
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Al resolver esta operación:
(-9) + (-7) + (-1)
se obtiene:
4
12
-17
1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Al resolver lo siguiente
(-5 - 7 + 4 ) - (8 + 3 - 9)
se obtiene:
-10
+5
-7
12
5.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Calcula:
(+5) · (-3)
2
-15
-2
12
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Resuelve:
(-25) : (-5) · (-2)
10
-10
-7
7
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Un microorganismo lo tenemos en le laboratorio a -7º . Queremos ver su reacción ante los distintos cambios de temperatura así que los subimos 5º , lo bajamos 3º, después lo subimos 25º y por último lo bajamos 7º. ¿Cuál es la temperatura final a la que tenemos el microorganismo?
-7 + 5 + 3 + 25 - 7 = 13
-7 + 5 - 3 + 25 - 7 = 13
7 + 5 - 3 + 25 - 7 = 27
-7 - 5 + 3 + 25 - 7 = 9
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