Number Crossword

12345678910111213
Across
  1. 3. a billion
  2. 5. a septillion
  3. 8. a thousand
  4. 9. an octillion
  5. 11. a quardrillion
  6. 12. a million
  7. 13. a decillion
Down
  1. 1. a nonillion
  2. 2. a quintillion
  3. 4. ten
  4. 6. a sextillion
  5. 7. a trillion
  6. 10. a hundred