Maths crossword

12345678910
Across
  1. 2. opposite of division
  2. 5. a polygon with four edges
  3. 6. eight multiplied by itself
  4. 8. the number of weeks in a year
  5. 9. clock that isn’t digital
  6. 10. the number of hours in a full day
Down
  1. 1. prime number below ten
  2. 3. number that goes on forever
  3. 4. shape with nine sides
  4. 7. 360 degree angle