Converting between Arabic and Roman Numbers we get :
roman numeral of 1 is : I
and 30 is :xxx
XXX is the number 30 in Roman numerals. The number 30 is represented by the Roman numeral XXX (three times X = 10).
Roman Numerals: X=10 V=5 I=1 so... 10*3=30 5*1=5 1*2=2 30+5+2=37
The Roman numeral LXXXI represents the number 8150 + 30 + 1 = 81
The 1 in Roman numerals is represented by the letter "I".
i thing it like 130Improved :-It is XXL = XXX = 30
The number 30 is XXX in Roman numerals, as each X equals 10.
I-XXX-MCMXCI
XXX is the number 30 in Roman numerals. The number 30 is represented by the Roman numeral XXX (three times X = 10).
Roman Numerals: X=10 V=5 I=1 so... 10*3=30 5*1=5 1*2=2 30+5+2=37
30 = XXX
The Roman numeral LXXXI represents the number 8150 + 30 + 1 = 81
The 1 in Roman numerals is represented by the letter "I".
i thing it like 130Improved :-It is XXL = XXX = 30
Arabic(Modern) = 11 Roman = XI Here are the first 20 Roman Numerals 1 = I 2 = II 3 = III 4 = IV ( or IIII on classic dials of clocks). 5 = V 6 = VI 7 = VII 8 = VIII 9 = IX 10 = X 11 = XI 12 = XII 13 = XIII 14 = XIV 15 = XV 16 = XVI 17 = XVII 18 = XVIII 19 = XIX 20 = XX NB The first ;12; numbers you will find on analogue clocks with a classic dial.
21 in Roman numerals is XXI. 1 in Roman numerals is I. 90 in Roman numerals is XC. So, 21 1 90 would be XXI I XC in Roman numerals.
Lxxxi is a Roman numeral that represents the number 81.
30