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Grade:
5
, Subject:
Math
, Topic:
Factors Highest Common Factor (HCF) Prime Number
Question 1:
Which option shows the prime factorization of 24?
2 × 2 × 3 × 5
2 × 3 × 5
2 × 2 × 2 × 6
2 × 2 × 2 × 3
Question 2:
Which option shows a prime number?
88
131
64
62
Question 3:
Which shows the prime factorization for 36?
2× 2 ×3×5
2× 2 ×32×3
2× 2 ×3×3
2× 3 ×3×3
Question 4:
What are the common factors of 10 and 21?
1, 3, 7
1
2
1, 2, 5, 10
Question 5:
There are few cards on Emily's table. She can divide those cards into groups of 4 cards or groups of 5 cards. Which of the following is a possible number of cards she has on the table?
15
12
20
24
Question 6:
Which option shows all the common factors of 15 and 45?
1, 3, 5, 5, 15
1, 2, 4, 8
1, 5, 15
1, 3, 5, 15
Question 7:
What are the factors of 25?
1, 5, 25
1, 3, 5, 25
1, 5
1, 25
Question 8:
Find the Greatest Common Factor of 14 and 28.
7
28
2
14
Question 9:
Which option below shows the prime factorization of 36?
2 × 2 × 3 × 3
2 × 3 × 3 × 3
2 × 3 × 3
2 × 2 × 3 × 3 × 3
Question 10:
Find the Greatest Common Factor(GCF) of 17 and 23.
17
23
1
69
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