Numbers

12345678910
Across
  1. 1. nine + ten = ____
  2. 3. one + one = ____
  3. 6. one + two = ____
  4. 7. five + three = ____
  5. 8. six + five = ____
  6. 9. two + five = ____
  7. 10. fourteen + two = ____
Down
  1. 2. four + eight = ____
  2. 3. eight + five = ____
  3. 4. three + eleven = ____
  4. 5. five + ten = ____
  5. 6. ten + ten = ____