Numeration Vocabulary Check

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Across
  1. 1. The rules used to decide whether a number can be divided by a certain digit
  2. 2. Is another word for the answer
  3. 3. Uses the reciprocal to equal 1
  4. 9. When a number is written out using place value
  5. 11. Another name for a number
  6. 13. Approximate
  7. 15. The strand we are studying
  8. 16. A mathematical sentence
  9. 18. When a number is multiplied by zero
  10. 19. Changes the grouping
  11. 22. When you add zero to any number
  12. 24. Can be solved and has an equal sign
  13. 26. when a number is substituted into an expression to simplify
  14. 27. Are examples like RIS NASA WBA USA
  15. 28. Replace a variable with a value
Down
  1. 1. Involves doing 2 multiplications
  2. 2. What you use PEMDAS for
  3. 4. Putting all the terms with the same variable together
  4. 5. A B C D E F
  5. 6. numbers The counting numbers
  6. 7. Includes all the natural whole integers rational and irrational numbers
  7. 8. Show the factor being multiplied by itself
  8. 10. A number that has only 2 factors
  9. 11. A number that more than 2 factors
  10. 12. Change the order
  11. 14. Positive and negative whole numbers
  12. 17. Means to add the opposite
  13. 20. Hindu-Arabic Numbers
  14. 21. Another name for the base of a number
  15. 23. Another term used for number
  16. 25. Another name for an exponent