It is not a proper Roman numeral.
IV is 6
XX is 20
XMM makes no sense as X=10 and MM would be 2000
If they meant 1990, the correct format would be MCMXC
The equivalent of the Roman numerals of XI and IV are 11 and 4 respectively
IV
IV is the roman numerals equivalent of the number 4. It "means" one less than five.
IV stands for the number 4
The Roman numerals of IV or IIII are both equivalent to 4.
The equivalent of the Roman numerals of XI and IV are 11 and 4 respectively
IV
IV is the roman numerals equivalent of the number 4. It "means" one less than five.
IV stands for the number 4
The number 4408 written in roman numerals is: (IV)CDVII
The Roman numerals of IV or IIII are both equivalent to 4.
The number 4 is written in Roman numerals as IV
IV is the Roman Numeral for the number 4.4When reading Roman numerals I before V means subtract 1 from 5.
4.4.2012 4th April 2012 Roman numerals = IV . IV . MMXII
In today's terms 10-08-1990 changed into Roman numerals is X-VIII-MCMXC. However, the Romans themselves probably wrote this out as X-VIII-MDCCCCLXXXX which can be simplified to X-IIX-XMM in the same way the Roman numerals IIII and VIIII (4 and 9) are simplified to IV and IX respectively.
In today's terms 05-08-1990 converted into Roman numerals is V-VIII-MCMXC. But in the times of the Romans themselves they would have probably wrote this out as V-VIII-MDCCCCLXXXX which can be simplified to V-IIX-XMM in the same way that the Roman numerals IIII and VIIII (4 and 9) are simplified to IV and IX respectively.
The Roman numerals X-IV stands for 10 and 4 respectively.