Numbers

1234567
Across
  1. 2. Six plus five
  2. 3. five fifty plus five
  3. 5. five minus five
  4. 7. six plus six
Down
  1. 1. five plus four
  2. 2. four plus four
  3. 3. twenty plus twenty
  4. 4. two plus three
  5. 6. One plus one