Addition and subtraction

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Across
  1. 1. computation to use when you need to find the difference
  2. 3. The answer to an addition problem
  3. 5. A number added to another
  4. 7. to remove an amount
Down
  1. 2. to put together 2 numbers
  2. 4. computation to use when you need to find the total of 2 parts
  3. 6. answer to a subtraction problem