B-A-S-I-C

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Across
  1. 1. it is a part of the whole
  2. 3. forty four divided by four
  3. 5. an early counting tool used for basic arithmetic
  4. 6. the numbers that are added together
  5. 9. opposite of division
  6. 11. a polygon with two sides of equal length
  7. 12. seven plus eight
  8. 13. it is a number left over
  9. 14. it is the bottom part of the fraction
  10. 17. a quadrilateral with exactly two parallel sides
  11. 18. twenty two multiply by zero
  12. 19. the number that's being subtracted from
  13. 20. A parallelogram with four sides of equal length and no right angles
Down
  1. 2. a straight line touching a curve from only one point
  2. 4. the numbers that we multiply together
  3. 7. the number that's being divided
  4. 8. the answer to a division problem
  5. 10. it is the top part of the fraction
  6. 15. the number that occurs most often in a data set
  7. 16. thirty three minus thirteen