
Numeri interi Z
Authored by Anna Gaggioli
Mathematics
2nd Grade
Used 5+ times

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20 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
In quale tra le seguenti situazioni può essere necessario ricorrere all'insieme Z?
Esprimere il numero dei partecipanti ad una corsa campestre
Esprimere l'anno di nascita di Cristoforo Colombo
Esprimere l'altezza del monte Everest
Esprimere l'anno di nascita del faraone egiziano Ramses
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Individua l'opposto del seguente numero +45
+45
-45
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Riconosci la scrittura in ordine crescente dei seguenti numeri relativi
+10 -8 -14 +2 -4
+2 +10 -14 -8 -4
-14 -8 -4 2 10
-4 -8 -14 +2 +10
+2 +10 -4 -8 -14
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Calcola la somma dei seguenti numeri relativi
-2 +8-18
-12
26
24
- 16
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Il risultato della seguente operazione
(-2)(-10):(+4)
è:
+5
-5
2.5
nessuna delle altre risposte
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
il risultato della seguente operazione
(-4)3
è
-12
-64
+ 64
+12
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Qual è il valore della seguente espressione
-11+7
?
+18
-4
-18
+4
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