numbers

123456789
Across
  1. 2. seven plus eleven
  2. 5. three plus five
  3. 6. 1+1
  4. 7. two plus one
  5. 9. five plus six
Down
  1. 1. fifteen plus four
  2. 3. eight plus eight
  3. 4. seven plus five
  4. 8. 1+0