Numbers

1234567
Across
  1. 3. 5 x 4
  2. 5. 7 + 7
  3. 6. 30 - 13
Down
  1. 1. 20 - 4
  2. 2. 3 x 6
  3. 3. a number after twelve
  4. 4. 3 x 5
  5. 7. 10 + 9