4th Grade Mathematics Vocabulary

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Across
  1. 2. operation, an opposite math operation that undoes another
  2. 4. the place value showing 100
  3. 9. property of multiplication, changing the order of numbers doesn’t change the product
  4. 11. a number sentence without an equals sign
  5. 13. numbers, numbers that are easy to work with mentally when estimating
  6. 15. model, a model that shows multiplication or division using rectangles
  7. 17. product, a part of the total product found by multiplying one part of a number
  8. 19. thousands, the place value showing 100,000
  9. 20. unit, a unit used to measure area, like one square inch or square centimeter
  10. 24. the answer to an addition problem
  11. 26. notation, a number written to show the value of each digit
  12. 29. the answer to a subtraction problem
  13. 33. value, the value of where a digit is in a number
  14. 36. the place value showing 1,000
  15. 37. the closest value when rounding
  16. 38. a number being added in an addition problem
  17. 39. any of the numbers 0 through 9
  18. 40. the place value showing 10
  19. 41. changing a number to one that is easier to work with and close in value
  20. 43. the answer to a division problem
  21. 44. to find the answer to a problem
Down
  1. 1. the answer to a multiplication problem
  2. 3. a number that is multiplied by another number
  3. 5. the number being divided in a division problem
  4. 6. a number that is close to the exact amount
  5. 7. value, the position of a digit that tells its value
  6. 8. line, a line with numbers placed in order
  7. 10. rearranging numbers when adding or subtracting
  8. 12. ways or plans to help solve a problem
  9. 14. the distance around the outside of a shape
  10. 16. a set of objects or numbers arranged in rows and columns
  11. 18. property of multiplication, breaking apart numbers to make multiplying easier
  12. 21. a close guess based on what you know
  13. 22. the amount of space inside a shape
  14. 23. splitting a number into equal parts or groups
  15. 25. a number with more than one digit
  16. 27. a step-by-step way to solve a math problem
  17. 28. the number that divides another number
  18. 30. a math sentence that shows two things are equal using an equals sign
  19. 31. number, a number without fractions or decimals
  20. 32. property of multiplication, changing the grouping of numbers doesn’t change the product
  21. 34. form, a number written as the sum of the values of its digits
  22. 35. the amount left over after division
  23. 42. a measurement such as length, width, or height