Addition 10

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Across
  1. 1. one add four
  2. 3. one add five
  3. 5. nine add eight
  4. 8. eight add seven
  5. 9. five add two
Down
  1. 1. ten add four
  2. 2. two add six
  3. 4. nine add two
  4. 6. one add eight one
  5. 7. nine add one