ROMAN NUMERAL , RULES, PRACTICE, WORKSHEET, KV ADAMPUR, KAMAL LESSON ON ROMAN NUMBER,

1. 5
7 2
1
64
32
10
18
8
4
9
24
14
6
16
Presented by Kamal Jit

3. Roman Numerals
It is based on the
letters of English
alphabets, which are
combined to signify
their values.

4. Symbol I V X L C D M
Value 1 5 10 50 100 500 1000
The basic symbols used by Roman
to write their numerals were
7 English letters.

5. • Roman numerals read from left to right,
larger values to the left and work to the
smaller values on the right.
 CV = 100+5 = 105
 LXI = 50 + 10 + 1 = 61
• A symbol can be repeated three times.
 III = 1+1+1= 3
 XXX = 10+10+10 = 30
• Only I, X, C and M can be repeated.
Some Basic Rules

6. • If a lesser symbol is before a greater
symbol, the lesser is subtracted from the
greater. For example,
IV= (5-1) =4
XC = (100-10) = 90
CM = (1000-100)= 900
• If a lesser symbol is after a greater
symbol, the two values are added. For
example,
VI=( 5 + 1 ) = 6
LXXX = (50+10+10+10) =80
MCC = (1000+100+100)= 1200

7. • The number zero did
not have its own
Roman numeral.
• Only I, X , C can be
subtracted,
• V, L and D can not be
subtracted.
• Subtracted only one
number from another.

9. The value of
XVIII = 10 + 5 + 1 +1+1 18
CCLX = 100+100+50+10= 260
MCLIV = 1000+100+50+4=1154
DCCIX= 500+100+100+9=709

10. Roman Numeral for
1550 = MDL
526 = DXXVI
2009 = MMIX
1174= MCLXXIV

11. Fill in the blanks using Roman Numerals
 I was born in the year ………….
 The year in progress is ………….
 India got freedom in the year ……..
 Mahatma Gandhi was born in …….
 Your examination roll no is ………..
 Our body has ……… no of bones.

12. Which of the following Roman Numerals
are meaningless?
IC IIXV IVC
XCV XCIX

13. Prepare a Roman Numeral chart for
numbers 1 to 100.