Solving number problems

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Across
  1. 3. 28,149 rounded to the nearest ten thousand
  2. 4. eighty-four thousand two hundred ninety-three
  3. 6. 2 x 16,727
  4. 7. 10,000 + 1,000 + 900 + 90 + 9
  5. 9. 100,000 - 8,322
  6. 11. 80,000 + 8,000 + 100 + 60
  7. 12. (2x10,000) + (8x1,000) + (9x100) + (5x10) + (4x1)
  8. 14. eighty five thousand - eight hundred sixty seven
Down
  1. 1. (9 x 10,000) + (0x1,000) + (1x100) + (4x10) + (8x1)
  2. 2. ten thousand two
  3. 5. one hundred thousand - five hundred fifty nine
  4. 6. thirty-six thousand three hundred seven
  5. 8. 9,775 rounded to the nearest thousand
  6. 10. 67,765 + 15,394
  7. 12. twenty-one thousand four hundred eleven
  8. 13. 10,000 + 2,000 + 300 + 45 + 5