Complete the crossword puzzle below

12345678
Across
  1. 2. Six minus two equals four is a ......
  2. 6. Three plus one equals four is an ......
  3. 7. The pencil is 9 ...... long.
  4. 8. Fifty is ...... than sixty.
Down
  1. 1. The watermelon weighs 3 ......
  2. 3. Forty is ...... than ten.
  3. 4. 12586 is a five-...... number.
  4. 5. There are 12 ...... in one year.