Math Crossword

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Across
  1. 3. Numbers used for counting (1, 2, 3…)
  2. 8. Numbers having more than two factors
  3. 9. A number obtained by multiplying another number
  4. 12. The smallest prime number
  5. 13. The number written below in a fraction
  6. 15. The result of multiplication
  7. 18. The result of subtraction
Down
  1. 1. A collection of objects or numbers
  2. 2. A number that shows part of a whole
  3. 3. The number written on top in a fraction
  4. 4. The smallest common multiple of numbers
  5. 5. The result of division
  6. 6. The result of addition
  7. 7. The smallest whole number
  8. 10. A number that has only two factors
  9. 11. A number divisible by 2
  10. 13. A number that divides another number completely
  11. 14. The largest 2-digit number
  12. 16. A number not divisible by 2
  13. 17. The greatest common factor of two numbers