It takes only three incised or written lines to make IV as oposed to IIII and it also fits into the modern ruling that no symbol should appear more than three times in succession.
4.4.2012 4th April 2012 Roman numerals = IV . IV . MMXII
The Roman numerals X-IV stands for 10 and 4 respectively.
ivAnother answer:Both IIII and IV stand for 4 in Roman numerals.
The equivalent of the Roman numerals of XI and IV are 11 and 4 respectively
In Roman numerals, V = 5. IV is one before five, that is, four.
4 and 5 in Roman numerals are IV and V, respectively.
IV is 4.
The Roman numerals of IV or IIII are both equivalent to 4
It is Roman numeral .
IV
IV
In todays notation of Roman numerals: IV-XXIV-X