Math

1234567891011121314151617181920
Across
  1. 7. two hundred fifty-four thousand seven hundred eighty-nine
  2. 8. 845454-648161
  3. 9. 45392 rounded to the nearest 100
  4. 11. 5975+3484
  5. 13. 19990 rounded to the nearest 1000
  6. 15. 800000+50000+8000+300+90+3
  7. 17. 18562+6484
  8. 18. 56448-35468
  9. 19. 15596-9557
  10. 20. ten thousand
Down
  1. 1. 40000+5000+700+30+8
  2. 2. 5656+4828
  3. 3. 548448-59155
  4. 4. 5918+6581
  5. 5. 67500 rounded to the nearest 1000
  6. 6. 14544+16526
  7. 10. 8655-4528
  8. 12. 50000+3000+700+30+8
  9. 14. sixty-nine thousand four hundred thirty-five
  10. 16. 54845-53481
  11. 17. two million