Prime and Composite Crossword Puzzle
Across
- 3. a number that divides into another number leaving no remainder
- 6. a prime number between 80 and 85
- 10. the highest prime number under 100
- 11. a composite number less than 30 with factors of 8 and 3
- 12. a composite number less than 20 with factors of 2 and 7
- 14. a number that is neither prime nor composite
- 15. a number that only has factors of one and itself
Down
- 1. the smallest composite number
- 2. a number that has factors besides one and itself
- 3. True or False? Prime numbers can be multiples of composite numbers
- 4. the number of prime numbers between 1 and 100
- 5. a composite number between 20 and 30 that is a multiple of 9
- 7. a composite number less than 15 with a factor of 5
- 8. the largest composite number from 1 to 100
- 9. a method to breaking down a composite number into its prime factors
- 13. the smallest prime number