4th grade crossword experience

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Across
  1. 5. the answer to a division problem
  2. 6. a way to write numbers using place value
  3. 8. making a educated guess
  4. 9. the answer to a multiplication problem
  5. 10. a problem using words
  6. 13. a number that shows part of a whole
  7. 15. a customary unit used to measure liquid capacity
  8. 16. a shape with four even sides
  9. 19. what you divide a number by
Down
  1. 1. a way to organize data using dots
  2. 2. a place value after the hundreds
  3. 3. a number in a data set that is very different from the rest of the numbers
  4. 4. the inverse operation to addition
  5. 7. a shape with two long sides and two short sides
  6. 11. the answer to a subtraction problem
  7. 12. the place value after the hundred thousands
  8. 14. writing a number using words
  9. 17. a grid used to multiply
  10. 18. a shape that looks like a wheel
  11. 20. the answer to a addition problem