Third Grade Vocabulary

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Across
  1. 1. a fraction with a numerator of 1.
  2. 5. the distance around a two-dimensional shape
  3. 9. volume, the amount of space liquid takes up
  4. 10. a two-dimensional closed shape with exactly 4 sides and 4 angles
  5. 11. a set of objects arranged in equal rows and columns
  6. 12. graph, a data display in which bars are used to show the number of items in each category
  7. 14. tells what each symbol in a picture graph represents
  8. 17. to put together or break apart ones, tens, or hundreds
  9. 18. two or more fractions that name the same part of a whole
  10. 22. to separate into equal groups and find the number in each group or the number of groups
  11. 23. to find a number that is close in value to a given number by finding the nearest ten or hundred.
  12. 25. a quadrilateral with 4 square corners (right angles) and 4 equal sides.
  13. 27. a quadrilateral with all sides the same length
  14. 29. any characteristic of an object such as number of sides and angles
Down
  1. 2. a mathematical action such as addition, subtraction, multiplication or division
  2. 3. a number that names equal parts of a whole
  3. 4. an operation used to find the total number of items in a given number of equal sized groups
  4. 5. the result of multiplication
  5. 6. a close guess made using mathematical thinking
  6. 7. the result of subtraction
  7. 8. the top number of a fraction that tells the number of equal parts that are being described
  8. 13. a two-dimensional closed shape with exactly 5 sides and 5 angles
  9. 15. a number that is multiplied
  10. 16. the bottom number of a fraction that tells the number of equal parts in the whole
  11. 19. a horizontal line of objects or numbers organized in an array or table
  12. 20. to take away one quantity from another or to compare two numbers to find the difference
  13. 21. the amount of space inside a figured measured in square units.
  14. 24. the result of division
  15. 26. the result of addition
  16. 28. a quadrilateral with opposite sides parallel and equal in length