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

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•
Mathematics
•
5th - 6th Grade
•
Hard
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15 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
You can find the GCF by listing the factors of each number and identifying the largest common factor.
3.
FLASHCARD QUESTION
Front
What is the LCM (Least Common Multiple)?
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
You can find the LCM by listing the multiples of each number and identifying the smallest common multiple.
5.
FLASHCARD QUESTION
Front
What is a prime number?
Back
A prime number is a natural number greater than 1 that has no positive divisors other than 1 and itself.
6.
FLASHCARD QUESTION
Front
Is 1 a prime number?
Back
No, 1 is not a prime number because it does not meet the definition of having exactly two distinct positive divisors.
7.
FLASHCARD QUESTION
Front
What are the prime numbers between 1 and 20?
Back
The prime numbers between 1 and 20 are 2, 3, 5, 7, 11, 13, 17, and 19.
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