Riley's crossword

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Across
  1. 4. Something you pay with.
  2. 7. Two numbers you are adding or multiplying.
  3. 9. To find a resonable answer.
  4. 10. The amount of how much something weighs.
  5. 11. A number sentence.
  6. 12. A graphic orgainizer.
  7. 13. The answer to a subtraction problem.
  8. 15. Part of a fraction.
  9. 16. The outside layer.
  10. 18. The number you are dividing by.
Down
  1. 1. One side is the same as another.
  2. 2. To finish.
  3. 3. A chart that holds info about something using dots.
  4. 5. The result of a multiplcation problem.
  5. 6. A line that orgainizes numbers on it.
  6. 7. The value of a place such as the tens or ones place.
  7. 8. Essentail.
  8. 14. A part of a whole.
  9. 16. The answer to a addition problem.
  10. 17. The number that divides the divided.