Prime and composite numbers
Flashcard
•
Mathematics
•
4th Grade
•
Practice Problem
•
Hard
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6 questions
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1.
FLASHCARD QUESTION
Front
Is 15 a prime number?
Back
No
2.
FLASHCARD QUESTION
Front
Choose the prime number: 18, 20, 17, 14
Back
17
3.
FLASHCARD QUESTION
Front
Choose the prime number: 8, 5, 9, 12
Back
5
4.
FLASHCARD QUESTION
Front
Is 21 a prime number?
Back
No
5.
FLASHCARD QUESTION
Front
Is 23 a prime number?
Back
Yes
6.
FLASHCARD QUESTION
Front
Is 29 a prime number?
Back
Yes
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