math

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1234567
Across
  1. 3. the leftover part of a division
  2. 4. operation to simplify
  3. 5. number belong to the multiplication
  4. 7. number with only two divisors
Down
  1. 1. shape in 3D
  2. 2. result of a multiplication
  3. 5. represent a division
  4. 6. space fit for a 2D shape