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Roman Numeral Challenge - Printable Version

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Roman Numeral Challenge - IceyLava108 - 24-Apr-2012

Quote:Then how do you express the number 4, if you can't have four in a row and you can't do the lower-before-higher trick?

::Scratches head::


4 = IV

The I before the V means you subtract one from 5, equaling four. Slight smile


Roman Numeral Challenge - BitBuster - 24-Apr-2012

...but you said earlier that you can't do that...



: /


Roman Numeral Challenge - IceyLava108 - 24-Apr-2012

Quote:...but you said earlier that you can't do that...



: /


No I didn't :O

On Josh's first post, I corrected myself after I mistook his numeral for an invalid one.

IV (4) - The I behind the V means that you subtract I from V (1 from 5) getting 4.

IX (9) - The I behind the X means you subtract I from X (1 from 10) and get 9.

VI (6) The I in front of the V means you add I onto V (1 + 5) and get 6.

XI (11) The I in front of the X means you add I onto X (1 + 10) and get 11.

Understand now? :O


Roman Numeral Challenge - geodave - 24-Apr-2012

IIII is perfectly legal for 4.


Roman Numeral Challenge - Hornlitz - 24-Apr-2012

You got mine wrong Tongue

The last two are VI, not IV.

The number was 1666. Coincidentally, that was the year the great fire of London occurred :/


Roman Numeral Challenge - IceyLava108 - 25-Apr-2012

Quote:You got mine wrong Tongue

The last two are VI, not IV.

The number was 1666. Coincidentally, that was the year the great fire of London occurred :/


With so many replies at once I must've read yours wrong. Sorry Slight frown

Quote:IIII is perfectly legal for 4.


For tallies, yes. For Roman numerals, there is a rule that no more than three of the same numeral can be in a row.

So that's why 4 is VI, and 5 is V, and so on.


Roman Numeral Challenge - BitBuster - 25-Apr-2012

Quote:On Josh's first post, I corrected myself after I mistook his numeral for an invalid one.


Ok, that was where the misunderstanding occurred...


Roman Numeral Challenge - geodave - 25-Apr-2012

Quote:With so many replies at once I must've read yours wrong. Sorry Slight frown



For tallies, yes. For Roman numerals, there is a rule that no more than three of the same numeral can be in a row.

So that's why 4 is VI, and 5 is V, and so on.


As mentioned before, it's not a "rule". It's a convenience of modern usage. Find a clock with roman numerals on the face and it will probably have IIII on the front.


Roman Numeral Challenge - IceyLava108 - 25-Apr-2012

Quote:As mentioned before, it's not a "rule". It's a convenience of modern usage. Find a clock with roman numerals on the face and it will probably have IIII on the front.


Whatever it is Tongue


Roman Numeral Challenge - KeyboardWielder - 25-Apr-2012

How do you write 0 in Roman?