Ordinal numbers
Content
What are the ordinal numbers?
Are those numbers that indicate the position of an element corresponding to an ordered sequence.
Ordinal numbers from 1 to 100
Number |
Writing |
1^{st}^{} | First |
2^{nd} | Second |
3^{rd} | Third |
4^{th} | Fourth |
5^{th} | Fifth |
6^{th} | Sixth |
7^{th} | Seventh |
8^{th} | Eighth |
9^{th} | Ninth |
10^{th} | Tenth |
11^{th} | Eleventh |
12^{th} | Twelfth |
13^{th} | Thirteenth |
14^{th} | Fourteenth |
15^{th} | Fifteenth |
16^{th} | Sixteenth |
17^{th} | Seventeenth |
18^{th} | Eighteenth |
19^{th} | Nineteenth |
20^{th} | Twentieth |
21^{st} | Twenty-first |
22^{nd} | Twenty-second |
23^{rd} | Twenty-third |
24^{th} | Twenty-fourth |
25^{th} | Twenty-fifth |
26^{th} | Twenty-sixth |
27^{th} | Twenty-seventh |
28^{th} | Twenty-eighth |
29^{th} | Twenty-ninth |
30^{th} | Thirtieth |
31^{st} | Thirty-first |
32^{nd} | Thirty-second |
33^{rd} | Thirty-third |
34^{th} | Thirty-fourth |
35^{th} | Thirty-fifth |
36^{th} | Thirty-sixth |
37^{th} | Thirty-seventh |
38^{th} | Thirty-eighth |
39^{th} | Thirty-ninth |
40^{th} | Fourtieth |
41^{st} | Forty-first |
42^{nd} | Forty-second |
43^{rd} | Forty-third |
44^{th} | Forty-fourth |
45^{th} | Forty-fifth |
46^{th} | Forty-sixth |
47^{th} | Forty-seventh |
48^{th} | Forty-eighth |
49^{th} | Forty-ninth |
50^{th} | Fiftieth |
51^{st} | Fifty-first |
52^{nd} | Fifty-second |
53^{rd} | Fifty-third |
54^{th} | Fifty-fourth |
55^{th} | Fifty-fifth |
56^{th} | Fifty-sixth |
57^{th} | Fifty-seventh |
58^{th} | Fifty-eighth |
59^{th} | Fifty-ninth |
60^{th} | Sixtieth |
61^{st} | Sixty-first |
62^{nd} | Sixty-second |
63^{rd} | Sixty-third |
64^{th} | Sixty-fourth |
65^{th} | Sixty-fifth |
66^{th} | Sixty-sixth |
67^{th} | Sixty-seventh |
68^{th} | Sixty-eighth |
69^{th} | Sixty-ninth |
70^{th} | Seventieth |
71^{st} | Seventy-first |
72^{nd} | Seventy-second |
73^{rd} | Seventy-third |
74^{th} | Seventy-fourth |
75^{th} | Seventy-fifth |
76^{th} | Seventy-sixth |
77^{th} | Seventy-seventh |
78^{th} | Seventy-eighth |
79^{th} | Seventy-ninth |
80^{th} | Eightieth |
81^{st} | Eighty-first |
82^{nd} | Eighty-second |
83^{rd} | Eighty-third |
84^{th} | Eighty-fourth |
85^{th} | Eighty-fifth |
86^{th} | Eighty-sixth |
87^{th} | Eighty-seventh |
88^{th} | Eighty-eighth |
89^{th} | Eighty-ninth |
90^{th} | Ninetieth |
91^{st} | Ninety-first |
92^{nd} | Ninety-second |
93^{rd} | Ninety-third |
94^{th} | Ninety-fourth |
95^{th} | Ninety-fifth |
96^{th} | Ninety-sixth |
97^{th} | Ninety-seventh |
98^{th} | Ninety-eighth |
99^{th} | Ninety-ninth |
100^{th} | one hundredth |
Content
Arithmetic Tutorials
- Arithmetic
- Number
- Natural
- Integer
- Rational
- Irrational
- Complex
- Even
- Odd
- Prime
- Decimal
- Ordinal
- Pi number
- Euler number
- Golden number
- Place value
- Sum
- Subtraction
- Multiplication
- Division
- Rule of signs
- Signs of greater and lesser
- Absolute value
- Fraction
- Multiples
- Least common multiple (lcdm)
- Divisor
- Greatest common divisor (gcd)
- Exponent
- Logarithm
- Root (square y cube)
- Factorial
- Percentage
- Rule of three