Finding GCF and LCM through Prime Factorization
Interactive Video
•
Mathematics
•
6th - 10th Grade
•
Practice Problem
•
Hard
Standards-aligned
Sophia Harris
FREE Resource
Standards-aligned
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does GCF stand for?
Greatest Common Fraction
Greatest Composite Fraction
Greatest Composite Factor
Greatest Common Factor
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which number is the GCF of 24 and 40?
8
6
4
10
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the LCM of 15 and 9?
75
60
45
30
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is prime factorization?
Writing a number as a product of its prime factors
Finding the greatest common factor
Finding the least common multiple
Listing all factors of a number
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a prime factor of 24?
8
4
3
6
Tags
CCSS.4.OA.B.4
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the prime factorization of 30?
2 x 3 x 5
2 x 5 x 7
3 x 5 x 7
2 x 3 x 7
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which common prime factors are found in both 30 and 48?
2 and 3
3 and 5
2 and 5
2 and 7
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