
Understanding GCF and LCM through Prime Factorization

Interactive Video
•
Mathematics
•
6th - 8th Grade
•
Hard
Standards-aligned

Mia Campbell
FREE Resource
Standards-aligned
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the two mathematical concepts being explored in this tutorial?
Square Roots and Exponents
Multiplication and Division
Greatest Common Factor and Least Common Multiple
Addition and Subtraction
Tags
CCSS.6.EE.A.1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the prime factorization of 36?
2 x 2 x 2 x 3
2^2 x 3^2
2 x 3 x 6
3 x 3 x 4
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is the prime factorization of 60?
3 x 5 x 4
2^2 x 3 x 5
2 x 2 x 2 x 5
2 x 3 x 10
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a Venn diagram, what does the intersection represent when finding the GCF?
The sum of all prime factors
All prime factors of both numbers
Prime factors unique to each number
Common prime factors of the numbers
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the greatest common factor (GCF) of 36 and 60?
6
12
24
18
Tags
CCSS.6.EE.A.1
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is missing from the Venn diagram to complete the prime factors of 36?
A factor of 2
A factor of 3
A factor of 5
A factor of 6
Tags
CCSS.6.EE.A.1
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which prime factor is added to complete the prime factors of 60 in the Venn diagram?
6
5
3
2
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