Topic 3 vocabulary

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Across
  1. 1. a sum or product
  2. 6. relationships
  3. 8. the result of using smaller numbers to
  4. 9. - the numbers that are multiplied together to
  5. 11. close in value to the original number
  6. 14. diagram-a rectangular model used to show part/part
  7. 15. the answer to a multiplication problem
  8. 16. a sum or product
  9. 17. To give a close guess
Down
  1. 2. mathematical sentence that uses an equal sign
  2. 3. a sum or product
  3. 4. result of using greater numbers to
  4. 5. easier to estimate or calculate
  5. 7. mathematical phrase that contains numbers
  6. 10. or letters and at least 1 operation
  7. 12. show that 2 expressions have the same value
  8. 13. operations -two operations that undo each other