
numeri relativi moltiplicazione
Authored by Alessandra Desogus
Mathematics
7th Grade
20 Questions
CCSS covered
Used 26+ times

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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Per moltiplicare due numeri relativi:
Devo vedere chi ha il valore assoluto più grande e vince lui
Devo vedere chi ha il valore assoluto più piccolo e vince lui
Devo seguire la regola dei segni
Se sono discordi il risultato sarà negativo
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La regola dei segni prevede che se moltiplico:
Il segno del risultato sarà quello del numero con valore assoluto maggiore
Due numeri discordi il risultato sarà sempre positivo
Due numeri concordi il risultato sarà sempre negativo
Due numeri concordi il risultato sarà sempre positivo
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La regola dei segni per la divisione:
E' diversa da quella della moltiplicazione
E' uguale a quella della moltiplicazione
E' opposta a quella della moltiplicazione
Posso applicarla solo dopo aver trasformato la divisione in moltiplicazione
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
- 2
+2
+ 8
- 8
Tags
CCSS.7.NS.A.2A
CCSS.7.NS.A.2B
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
-27
+27
-12
-6
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quali dei seguenti prodotti sono corretti?
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
+5
-12
-5
+12
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