This document discusses ordinal numbers, which indicate position or order. It provides rules for writing ordinal numbers as symbols by using suffixes like "st", "nd", "rd", and "th". Examples are given of ordinal numbers written as symbols and words. An activity asks to identify the ordinal position of shapes and fill in blanks with ordinal numbers written as symbols and words.

3. first fourth fifth
Second
third

9. R
26th

10. T
23rd

11. 28th
V

12. W
X

13. Z
X

14. REMEMBER:
Ordinal numbers are numbers that indicate the position or order of an object or number in relation to a
point of reference. When objects are placed in order, we use ordinal numbers to tell their position. In writing
ordinal numbers and its symbol, study the table below:

15. Notice that in writing ordinal numbers in symbol we used a number
combined with letters (st, nd, rd and th) as superscripts.
In writing the symbol of an ordinal number, apply the following rule:
• For numbers ending in 1, connect with the letters st as
superscripts
• For numbers ending in 2, connect with the letters nd as
superscripts
• For numbers ending in 3, connect with the letters rd as
superscripts
• Use th as superscripts for numerals ending with 4, 5, 6, 7, 8,
9 and 0.

16. Identify the ordinal position of the following shapes
1.What shape is in the 94th Place?_______
2. What shape is in the 98th Place?_______
3. What shape Is in the 93rd place? _______
4.What shape is in the 97th place? ________
5. What shape is in tHe 95th place?________
6. What shape is in the 92nd place?________

17. Identify the ordinal position of the following shapes

18. Additional Activities
Ordinal Number in
Symbol
Ordinal Number in
Words
Example: 25th Twenty-fifth
1. 31st
2. 45th
3. Thirty-third
4. 81st
5. 68th
6. Ninety-second
Fill in the blanks.