<P> The numerals for 4 ( IIII ) and 9 ( VIIII ) proved problematic ( among other things , they are easily confused with III and VIII ) , and are generally replaced with IV ( one less than 5 ) and IX ( one less than 10 ) . This feature of Roman numerals is called subtractive notation . </P>
<P> The numerals for 4 ( IIII ) and 9 ( VIIII ) proved problematic ( among other things , they are easily confused with III and VIII ) , and are generally replaced with IV ( one less than 5 ) and IX ( one less than 10 ) . This feature of Roman numerals is called subtractive notation . </P>
what does lx stand for in roman numerals
what does lx stand for in roman numerals
9
9