Crossword puzzle

Edit Answers
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Across
  1. 2. 0.034X11-0.00292;9x9x9x9-(8X71)(Two words, nice for breakfast)
  2. 4. 79X9-0.9447 (Greasy letters)
  3. 7. 7420X7422+118X118-30 (Big chief)
  4. 10. (14to power 4)-627+29 (God's book)
  5. 12. 83X85+50 (Lots of this in the garden)
  6. 13. 240x240+134; 241x241-7x7x7 (Two words)(Devil of a chime)
  7. 15. 50.19-(5X0.0039) (Firm and stable)
  8. 17. (594X571) - (154X132)-38 (Female Bobby)
  9. 20. (559X6)+ (21X55) (What a surprise!)
  10. 22. 19X20X14-2.66 (When a man doesn't tell the truth)
  11. 24. 904X904+89621818 (Prickly animal)
Down
  1. 1. (36 to power 3):4-1530 (Swiss girl's name)
  2. 3. (2X2X2X2X3)to power 4+ 1929 (Unhappy ending)
  3. 5. 71X71-11X11-5 (Sad gasp)
  4. 6. 1384.5X40-1.991 (Say this after sneezing)
  5. 8. (27X2000-2):(0.63:0.09) (Not quite a mountain)
  6. 9. (5X5-1X1) TO POWER 4-14239 (Just a name)
  7. 11. (9999+319): (8.47+2.53)(Sit up and plead)
  8. 14. (13X3X25X8X5)+7 (A small house in the country)
  9. 16. 141918+83to power 3 (Hot stuff in France)
  10. 18. 211X251+790 (Tropical or Sicilly)
  11. 19. 2:0.5-3.295 (Rather lonely)
  12. 21. 0.01443X7X4 (Three times as funny)
  13. 23. (84+17)X5 (International code)