Properties

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Across
  1. 1. (2 + 3) + 5 = 2 + (3 + 5)
  2. 4. 4 + 5 is a whole number.
  3. 5. 3 + 4 = 4 + 3
Down
  1. 2. 5 + 0 = 5
  2. 3. 12 x (4 + 6) = 12 x 4 + 12 x 6