Math Crossword Puzzle

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Across
  1. 2. A way to show information
  2. 5. The answer to a division problem
  3. 7. When a shape can be folded in half evenly
  4. 8. A number you multiply
  5. 11. A letter that stands for a number
  6. 14. The point where sides or lines meet
  7. 15. Space inside a shape
Down
  1. 1. Information you collect and organize
  2. 3. The answer to a multiplication problem
  3. 4. Finding the total of equal groups
  4. 6. A number sentence with an equal sign
  5. 9. A group of objects in rows and columns
  6. 10. Splitting into equal parts
  7. 12. A line with one endpoint
  8. 13. A straight path that goes forever
  9. 15. Made by two rays meeting at a point