Fun Friday 3

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Across
  1. 2. Adding a positive to a positive makes the result more
  2. 5. The arithmetic operation of taking one number away from another to find the difference
  3. 6. Adding a negative to a negative makes the result more
  4. 7. A number that is added to one or more numbers
Down
  1. 1. The answer to a subtraction problem
  2. 3. The arithmetic operation of combining numbers to find their sum or total
  3. 4. The answer to an addition problem