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Mathematics Activity :
Conversion to Roman Numerals

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Try the Quiz : Learning Math: Conversion to Roman Numerals

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ROMAN NUMERALVALUEEXPLANATION
1II stands for 1.
2IIII stands for 1 + 1 = 2.
3IIIIII stands for 1 + 1 + 1 = 3.
4IVIV stands for 5 - 1 = 4.
5VV stands for 5.
6VIVI stands for 5 + 1 = 6.
7VIIVII stands for 5 + 1 + 1 = 7.
8VIIIVIII stands for 5 + 1 + 1 + 1 = 8.
9IXIX stands for 10 - 1 = 9.
10XX stands for 10.
11XIXI stands for 10 + 1 = 11.
12XIIXII stands for 10 + 1 + 1 = 12.
13XIIIXIII stands for 10 + 1 + 1 + 1 = 13.
14XIVXIV stands for 10 + (5 - 1) = 14.
15XVXV stands for 10 + 5 = 15.
16XVIXVI stands for 10 + 5 + 1 = 16.
17XVIIXVII stands for 10 + 5 + 1 + 1 = 17.
18XVIIIXVIII stands for 10 + 5 + 1 + 1 + 1 = 18.
19XIXXIX stands for 10 + (10 - 1) = 19.
20XXXX stands for 10 + 10 = 20.
21XXIXXI stands for 10 + 10 + 1 = 21.
22XXIIXXII stands for 10 + 10 + 1 + 1 = 22.
23XXIIIXXIII stands for 10 + 10 + 1 + 1 + 1 = 23.
24XXIVXXIV stands for 10 + 10 + (5 - 1) = 24.
25XXVXXV stands for 10 + 10 + 5 = 25.
26XXVIXXVI stands for 10 + 10 + 5 + 1 = 26.
27XXVIIXXVII stands for 10 + 10 + 5 + 1 + 1 = 27.
28XXVIIIXXVIII stands for 10 + 10 + 5 + 1 + 1 + 1 = 28.
29XXIXXXIX stands for 10 + 10 + (10 - 1) = 29.
30XXXXXX stands for 10 + 10 + 10 = 30.
31XXXIXXXI stands for 10 + 10 + 10 + 1 = 31.
32XXXIIXXXII stands for 10 + 10 + 10 + 1 + 1 = 32.
33XXXIIIXXXIII stands for 10 + 10 + 10 + 1 + 1 + 1 = 33.
34XXXIVXXXIV stands for 10 + 10 + 10 + (5 - 1) = 34.
35XXXVXXXV stands for 10 + 10 + 10 + 5 = 35.
36XXXVIXXXVI stands for 10 + 10 + 10 + 5 + 1 = 36.
37XXXVIIXXXVII stands for 10 + 10 + 10 + 5 + 1 + 1 = 37.
38XXXVIIIXXXVIII stands for 10 + 10 + 10 + 5 + 1 + 1 + 1 = 38.

Try the Quiz : Learning Math: Conversion to Roman Numerals