Math Key Words

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Across
  1. 3. +
  2. 4. The result of addition.
  3. 6. An operation that gives the difference between two numbers. Subtraction can be used to compare two numbers, or to find out how much is left after some is taken away.
  4. 7. A small device bonded to teeth to hold the arch wire in place
  5. 11. A number with one or more digits to the right of the decimal point
  6. 12. smaller
  7. 13. a unit of angle measure
Down
  1. 1. the answer to a multiplication problem
  2. 2. the result of subtraction
  3. 5. to increase greatly in number or amount; to become much more numerous
  4. 8. two rays with a common endpoint
  5. 9. x
  6. 10. put together
  7. 11. a high point or ridge that determines the direction rivers flow