# Ordinal Number

Lesson Planning of Ordinal Number

Subject Mathematics

Students` Learning Outcomes

• Write ordinal numbers from first to twentieth.

Information for Teachers

• Ordinal numbers represent position of things with rest to their place for example first, second, third, Twentieth.

• Ordinal numbers are written like this 1st, 2nd, 3rd, ,…………….20th.

Material / Resources

Writing board, chalk / marker, duster, flash cards, chart, textbook

Introduction

• Ask the students who steed first in the previous class?
• Take their feedback and write on the board names of students along with their position.
 Sara 1st Omar 2nd Ali 3rd
• Ask students can we write their positions as one (1), two (2) and three (3) instead of 1st, 2nd, 3rd? (Expected answer would be as; no)
•  If not why so?

• Encourage them and explain that we use “ordinal numbers” to identify position.
• Ordinal numbers represent position of things, with respect to their place.

Development

Activity 1

• Show the students car racing chart.

• Ask the students to observe the positions of cars with respect to their places in race.
• Tell the students that orange car is at 1st position. (Expected answer would be as: first)
• The green colour car is at 2nd position. (Expected answer would be as: second)
• Now keep telling them till 20th position. (Expected answer would be as: third)
• The pink car is at 3rd position.
• 1st, 2nd, 3rd, up to 20th are ordinal numbers.
• Write on the board ordinal numbers up to twentieth in first column and in words like first, second, up to twentieth in the second column.
• Guide them in learning the spellings.

Activity 2

• Write on the board ordinal numbers and words related to them.
 1st Eighteen 6th Twentieth 8th Seventh 14th Twelfth 18th First 20th Eighth 11th Third 7th Fourteenth 12th Sixth 3rd Eleventh
• Call the students one by one to the board.
• Ask them to match the ordinal number written in first column with the corresponding word in the second columns.
• Keep on matching the columns till last number and encourage the students.

Activity 3

• Write alphabets A-T on the board.
• Ask the students to write these in their notebooks.

• Ask the students to fill in the boxes with ordinal numbers such as; 1st, 2nd, 3rd …2 0th according to the position of each alphabet.
• Observe their work and guide the students.

Sum up / Conclusion

• Ordinal numbers are 1st, 2nd, 3rd ……….. 20th.
• In words we write ordinal numbers first, second, third …………… twentieth

Assessment

• Make the following table on the board and call the students one by one and ask them to write the corresponding ordinal number in front of the day.
 Monday Tuesday Wednesday Thursday Friday Saturday Sunday 1st
• Write the 1st, 2nd, 3rd and 4th position of the animals;

• Ask the students to write the names of their class fellows who are sitting at the 1st, 2nd, and 3rd position in the first row.

• Ask students to have a competition of race in the playground and tell who stands at 1st, 2nd and 3rd positions.

• Make a poster of the months of year.

• Ask the students to solve the questions given in the textbook.