Number

12345678
Across
  1. 1. Seven minus one
  2. 2. One plus two
  3. 3. Four minus two
  4. 5. Two plus seven
  5. 7. Nine minus four
  6. 8. Five plus five
Down
  1. 1. Six plus one
  2. 4. Ten minus nine
  3. 6. Five plus three
  4. 7. Six minus two