400 in roman numerals is CD C=100 and because it come before D (D=500) you would subtract the 100 from the 500 and make 400 which is in roman numerals is CD
8 in numeric numbers is VIII.
1995 in "numeric numbers"(?) is 1995. In Roman numerals it would be MCMXCV.
2000
16,000
A number must, surely, be numeric! I suggest writing it as 24000.
They are already expressed as numeric numbers.
You have written 17 in numeric numbers in your question.
8 in numeric numbers is VIII.
1995 in "numeric numbers"(?) is 1995. In Roman numerals it would be MCMXCV.
2000
45,000
$10.00
DD
XX
(VI)
MCDXXXVI
45,000