The Mysterious Donut

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Across
  1. 1. Three thousand two hundred eighty-one
  2. 5. (100,000 x 6) + (10,000 x 5) + (1,000 x 4) + (100 x 3) + (10 x 2) + (1 x 1)
  3. 8. 1,000,000 x 8
  4. 9. Forty thousand one hundred and eight
  5. 11. 100 x 5
  6. 12. 90 and 30 , which is bigger?
  7. 14. 888+1002
Down
  1. 2. 999,999 Round to the nearest 100,000
  2. 3. 88,888 Round to the nearest 10,000
  3. 4. 100,000+20,000+3,000+400+50+6
  4. 6. 45,980 Round to the nearest 10,000
  5. 7. 10 x 5
  6. 9. 1,000,000 x 4
  7. 10. 1234-123
  8. 13. Nine hundred and twenty-five