Prime Factors, GCF, and LCM Flashcard

Flashcard
•
Mathematics
•
6th Grade
•
Hard
Standards-aligned
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15 questions
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1.
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.
Tags
CCSS.4.OA.B.4
2.
FLASHCARD QUESTION
Front
What are prime factors?
Back
Prime factors are the prime numbers that multiply together to give a certain original number.
3.
FLASHCARD QUESTION
Front
How do you find the GCF (Greatest Common Factor) of two numbers?
Back
To find the GCF, list the factors of each number and identify the largest factor that appears in both lists.
4.
FLASHCARD QUESTION
Front
What is the GCF of 18 and 24?
Back
6
5.
FLASHCARD QUESTION
Front
What is the GCF of 32 and 48?
Back
16
6.
FLASHCARD QUESTION
Front
What is the LCM (Least Common Multiple)?
Back
The LCM is the smallest multiple that is exactly divisible by two or more numbers.
7.
FLASHCARD QUESTION
Front
How do you find the LCM of two numbers?
Back
To find the LCM, list the multiples of each number and identify the smallest multiple that appears in both lists.
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