There are two types of systems of numeration. Indian and international System of Numeration.

## Indian System of Numeration

Indian Place Value Chart

Indian system of numeration use ones, tens, hundreds, thousands, lakhs, crores to represent numbers.

### Indian System of Numeration

The relationship between them is:

- 1 hundred = 10 tens
- 1 thousand = 10 hundreds = 100 tens
- 1 lakh = 100 thousands = 1000 hundreds
- 1 crore = 100 lakhs = 10,000 thousands

## International System Of Numeration

International System Of Numeration use ones, tens, hundreds, thousands, millions, billions to represent numbers.

The relationship between them is:

- 1 hundred = 10 tens
- 1 thousand = 10 hundreds = 100 tens
- 1 million = 1000 thousands
- 1 billion = 1000 million

**Note:**

- 0 is the smallest one-digit number and 9 is the largest one-digit number.
- 10 is the smallest two-digit number and 99 is the largest two-digit number.
- 100 is the smallest three-digit number and 999 is the largest three-digit number.
- 1000 is the smallest four-digit number and 9999 is the largest four-digit number.

## Numbers, Their Names And Roman Numerals

Number | Number Name | Roman Numeral |

1 | One | I |

2 | Two | II |

3 | Three | III |

4 | Four | IV |

5 | Five | V |

6 | Six | VI |

7 | Seven | VII |

8 | Eight | VIII |

9 | Nine | IX |

10 | Ten | X |

11 | Eleven | XI |

12 | Twelve | XII |

13 | Thirteen | XIII |

14 | Fourteen | XIV |

15 | Fifteen | XV |

16 | Sixteen | XVI |

17 | Seventeen | XVII |

18 | Eighteen | XVIII |

19 | Nineteen | XIX |

20 | Twenty | XX |

21 | Twenty one | XXI |

22 | Twenty two | XXII |

23 | Twenty three | XXIII |

24 | Twenty four | XXIV |

25 | Twenty five | XXV |

26 | Twenty six | XXVI |

27 | Twenty seven | XXVII |

28 | Twenty eight | XXVIII |

29 | Twenty nine | XXIX |

30 | Thirty | XXX |

31 | Thirty one | XXXI |

32 | Thirty two | XXXII |

33 | Thirty three | XXXIII |

34 | Thirty four | XXXIV |

35 | Thirty five | XXXV |

36 | Thirty six | XXXVI |

37 | Thirty seven | XXXVII |

38 | Thirty eight | XXXVIII |

39 | Thirty nine | XXXIX |

40 | Forty | XL |

41 | Forty one | XLI |

42 | Forty two | XLII |

43 | Forty three | XLIII |

44 | Forty four | XLIV |

45 | Forty five | XLV |

46 | Forty six | XLVI |

47 | Forty seven | XLVII |

48 | Forty eight | XLVIII |

49 | Forty nine | XLIX |

50 | Fifty | L |

51 | Fifty one | LI |

52 | Fifty two | LII |

53 | Fifty three | LIII |

54 | Fifty four | LIV |

55 | Fifty five | LV |

56 | Fifty six | LVI |

57 | Fifty seven | LVII |

58 | Fifty eight | LVII |

59 | Fifty nine | LIX |

60 | Sixty | LX |

61 | Sixty one | LXI |

62 | Sixty two | LXII |

63 | Sixty three | LXIII |

64 | Sixty four | LXIV |

65 | Sixty five | LXV |

66 | Sixty six | LXVI |

67 | Sixty seven | LXVII |

68 | Sixty eight | LXVIII |

69 | Sixty nine | LXIX |

70 | Seventy | LXX |

71 | Seventy one | LXXI |

72 | Seventy two | LXXII |

73 | Seventy three | LXXIII |

74 | Seventy four | LXXIV |

75 | Seventy five | LXXV |

76 | Seventy six | LXXVI |

77 | Seventy seven | LXXVII |

78 | Seventy eight | LXXVIII |

79 | Seventy nine | LXXIX |

80 | Eighty | LXXX |

81 | Eighty one | LXXXI |

82 | Eighty two | LXXXII |

83 | Eighty three | LXXXIII |

84 | Eighty four | LXXXIV |

85 | Eighty five | LXXXV |

86 | Eighty six | LXXXVI |

87 | Eighty seven | LXXXVII |

88 | Eighty eight | LXXXVIII |

89 | Eighty nine | LXXXIX |

90 | Ninety | XC |

91 | Ninety one | XCI |

92 | Ninety two | XCII |

93 | Ninety three | XCIII |

94 | Ninety four | XCIV |

95 | Ninety five | XCV |

96 | Ninety six | XCVI |

97 | Ninety seven | XCVII |

98 | Ninety eight | XCVIII |

99 | Ninety nine | XCIX |

100 | Hundred | C |

**Always Remember**

- I = 1 (one)
- V = 5 (Five)
- X = 10 (Ten)
- L = 50 (Fifty)
- C = 100 (Hundred)
- D = 500 (Five Hundred)
- M = 1000 (thousands)