computers

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Across
  1. 2. using reason
  2. 5. a small electronic device that is used for doing calculations
  3. 6. existing everywhere or involving everyone
  4. 8. an amount of money
  5. 9. in a way that uses reason
Down
  1. 1. someone whose job is to use and control a machine or vehicle
  2. 3. to solve (one or more problems) by a mathematical procedure
  3. 4. the methods for using scientific discoveries for practical purposes, esp. in industry
  4. 7. to make something less complicated and therefore easier to do or understand