
LCM/GCF/HCF
Authored by Churchil Gwako
Mathematics
7th Grade
CCSS covered
Used 8+ times

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68 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Write the number 18 as a product of its prime factors.
2² × 3
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Find the prime factorization of 12 ?
2 x 6
2 + 2 + 2 + 2 + 2 + 2
22 x 3
1 x 22 x 3
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Find the prime factorization of 16 ?
1 x 16
22x 4
24
22 + 22
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Find the prime factorization for 80
42 x 5
24 x 5
2 x 2 x 2 x 10
8 x 5 x 2
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the prime factorization of 72
23 x 32
2 x 32 x 4
24 x 33
22 x 62
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Write 54 as a product of its prime factors.
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
LCM of 3 and 5 is...
1
3
5
15
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