Math Vocabulary

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Across
  1. 8. is a mathematical phrase involving only numbers and one or more operational symbols
  2. 11. the process of equating one thing with another
  3. 12. to change (something) so that it fits, corresponds, or conforms; adapt; accommodate
  4. 13. to find something close to the correct answer
  5. 14. is a mathematical phrase that can contain ordinary numbers, variables (like x or y) and operation symbols
Down
  1. 1. is a straight line with a "zero" point in the middle, with positive and negative numbers on opposite size
  2. 2. "to estimate."
  3. 3. is a number that is bigger than zero
  4. 4. math make calculations in their minds
  5. 5. is a real number that is less than zero
  6. 6. are used in mathematical expressions to denote modifications to normal order of operations
  7. 7. solutions therefore need not be closed-form
  8. 9. notation writing a number to show the value of each digit
  9. 10. making a number simpler but keeping its value close