Math Number Puzzle

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Across
  1. 1. Area of a rectangle with length 96 and width 84
  2. 3. 1,458 multiplied by 6 and then plus 474
  3. 5. Product of 39 and 27
  4. 9. Number of grams in 0.793 kilograms
  5. 11. Value of n in n - 4,029 = 636
  6. 13. Sum of 198 and 226
  7. 15. Total cents in 5 dollars, 1 quarter, 1 dime, and 1 penny
  8. 16. The sum of the first twelve even numbers plus 100
  9. 18. The first three digits of the product of 13 and 40
  10. 19. The 37th triangular number
  11. 20. 5,000 minus 1,411
Down
  1. 2. 1,407 divided by 3
  2. 4. Number of seconds in 4 minutes
  3. 6. 75% of 500
  4. 7. Cost of 6 pairs of shoes at $54.10 each
  5. 8. 4,665 divided by 3
  6. 10. Number of minutes in 52.5 hours
  7. 12. 12,136 divided by 2
  8. 14. The number 4,598 rounded to the nearest ten
  9. 17. Total months in 53 years