What is the Greatest Common Factor (GCF)?
GCF and LCM Review

Flashcard
•
Mathematics
•
6th Grade
•
Hard
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16 questions
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1.
FLASHCARD QUESTION
Front
Back
The GCF is the largest number that divides two or more numbers without leaving a remainder.
2.
FLASHCARD QUESTION
Front
How do you find the GCF of two numbers?
Back
List the factors of each number and identify the largest factor they have in common.
3.
FLASHCARD QUESTION
Front
What is the Least Common Multiple (LCM)?
Back
The LCM is the smallest number that is a multiple of two or more numbers.
4.
FLASHCARD QUESTION
Front
How do you find the LCM of two numbers?
Back
List the multiples of each number and identify the smallest multiple they have in common.
5.
FLASHCARD QUESTION
Front
What is the GCF of 20 and 8?
Back
The GCF is 4.
6.
FLASHCARD QUESTION
Front
What is the LCM of 20 and 8?
Back
The LCM is 40.
7.
FLASHCARD QUESTION
Front
If John has pieces that are 20 inches long and Mitchell has pieces that are 8 inches long, what is the shortest track they can build together?
Back
40 inches.
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