Configure your exercise:Configure:
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numbers:
–
1..101..201..501..1001..5001..10001..3999
roman -> decimal
decimal -> roman
Click here to learn more about how roman numerals work.
Use our Conversion Tool to transform roman and decimal numbers.
You may also calculate with roman numerals using the "Arithmetic" App.
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Info / help

I
II
III
IV
V
VI
VII
VIII
IX
X		 1
2
3
4
5
6
7
8
9
10		 XI
XII
XIII
XIV
XV
XVI
XVII
XVIII
XIX
XX		 11
12
13
14
15
16
17
18
19
20		 L
C
D
M		 50
100
500
1000
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Convert

I
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