A normal crossword

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Across
  1. 4. The boomslangs real name
  2. 6. The San and the
  3. 7. Command and something verbs
  4. 10. it puts math into pieces
  5. 13. the pieces of a cake
  6. 14. I use instruments to measure
  7. 15. a homophone of fractions
  8. 16. I enter for a diary
  9. 18. I like symmetry with squares and lines
  10. 20. All squares have these
Down
  1. 1. There are 25 of them between 1 and 100
  2. 2. I said hello
  3. 3. Freak sadly
  4. 5. I am saving all my energy
  5. 8. you are doing it right now
  6. 9. a sentence intersection
  7. 11. the whole class x 4572 divided by 65 x 34 x 456 x 0
  8. 12. what is the POINT in numbers
  9. 17. I always move but down beneath i am in a bed
  10. 19. A note that has two crotchet beats in it