## Prime numbers Worksheet 1

4th Grade Is Prime number Worksheet 1

Last updated on December 21, 2020. Created on September 1, 2020.

### Questions

1. Ryan has 139 cars, Is 139 prime number?

2. Ryan watched 81 episodes, Is 81 prime number?

3. Ryan pitched 31 balls in baseball, Is 31 prime number?

4. Ryan visited 160 places, Is 160 prime number?

5. Ryan read 72 books, Is 72 prime number?

6. Ryan watched TV for 28 minutes, Is 28 prime number?

7. Ryan got 82 baseball balls, Is 82 prime number?

8. Ryan has 83 followers, Is 83 prime number?

9. Ryan made 176 hours of videos, Is 176 prime number?

10. Ryan got 69 candys, Is 69 prime number?

### Answers

1. 139 is prime number 2. 81 is composite number 3. 31 is prime number 4. 160 is composite number 5. 72 is composite number 6. 28 is composite number 7. 82 is composite number 8. 83 is prime number 9. 176 is composite number 10. 69 is composite numberNext

4th Grade Fractions Addition with like denominator Set 1

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