
Fattori Primi e MCD/MCm
Authored by vita tria
Mathematics
3rd Grade
Used 1+ times

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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Scomponi il numero 30 in fattori primi.
2, 3, 5
5, 6
2, 3, 6
1, 30
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual è il MCD di 12 e 18?
4
8
10
6
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Calcola il mcm di 4 e 6.
14
10
12
8
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Identifica se 17 è un numero primo.
Sì, 17 è un numero composto.
No, 17 non è un numero intero.
No, 17 è un numero pari.
Sì, 17 è un numero primo.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quali sono i primi cinque numeri primi?
2, 3, 5, 7, 10
1, 4, 6, 8, 9
2, 3, 4, 5, 6
2, 3, 5, 7, 11
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Riconosci i multipli di 5 fino a 50.
[5, 10, 15, 20, 25, 30, 35, 40, 45, 50]
7, 14, 21, 28, 35, 42, 49
1, 2, 4, 6, 8, 10, 12, 14, 16, 18
3, 6, 9, 12, 18, 21, 24, 27, 33, 36
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Scomponi il numero 45 in fattori primi.
2, 3, 7
3, 3, 5
5, 9
1, 45
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