Unit 4 Test: Real Number System
Flashcard
•
Mathematics
•
8th Grade
•
Practice Problem
•
Hard
Wayground Content
FREE Resource
Student preview
15 questions
Show all answers
1.
FLASHCARD QUESTION
Front
What is a composite number?
Back
A composite number is a positive integer that has at least one positive divisor other than one or itself. For example, 4, 6, and 8 are composite numbers.
2.
FLASHCARD QUESTION
Front
What is a prime number?
Back
A prime number is a natural number greater than 1 that cannot be formed by multiplying two smaller natural numbers. For example, 2, 3, 5, and 7 are prime numbers.
3.
FLASHCARD QUESTION
Front
What is the GCF (Greatest Common Factor)?
Back
The GCF of two or more numbers is the largest number that divides all of them without leaving a remainder. For example, the GCF of 16 and 24 is 8.
4.
FLASHCARD QUESTION
Front
What is the LCM (Least Common Multiple)?
Back
The LCM of two or more numbers is the smallest number that is a multiple of all of them. For example, the LCM of 2, 5, and 10 is 10.
5.
FLASHCARD QUESTION
Front
What is the GCF of 20 and 80?
Back
The GCF of 20 and 80 is 20.
6.
FLASHCARD QUESTION
Front
What is the GCF of 16 and 24?
Back
The GCF of 16 and 24 is 8.
7.
FLASHCARD QUESTION
Front
What is the LCM of 2, 5, and 10?
Back
The LCM of 2, 5, and 10 is 10.
Access all questions and much more by creating a free account
Create resources
Host any resource
Get auto-graded reports
Continue with Google
Continue with Email
Continue with Microsoft
or continue with
%20(1).png)
Apple
Others
By signing up, you agree to our Terms of Service & Privacy Policy
Already have an account?
