Place Values: Introduction to Tens and Units Numeracy Summer Coaching Lesson Notes Week 3

Lesson Plan: Numeracy – Place Values: Introduction to Tens and Units

Subject: Numeracy (Mathematics)

Class: Primary 1 (Basic 1)

Term: Summer Term

Week: 3

Age: 6-7 years

Topic: Place Values

Sub-topic: Introduction to Tens and Units

Duration: 40 minutes

Behavioral Objectives: At the end of the lesson, pupils should be able to:

1. Define place values (tens and units).
2. Identify and differentiate between tens and units in given numbers.
3. Group objects into tens and units.

Keywords: Place value, tens, units, grouping

Set Induction: Display a set of 15 objects and ask pupils to count them.

Entry Behavior: Pupils should be familiar with counting numbers from 1 to 20.

Learning Resources and Materials: Counters, number cards, place value chart

Building Background/Connection to Prior Knowledge: Review counting numbers from 1 to 20 with pupils and demonstrate grouping objects into smaller sets.

Core Skills: Identification, differentiation, grouping, counting

Reference Books: Lagos State Scheme of Work for Primary 1

Instructional Materials: Counters, number cards, place value chart

Content

1. Definition of Place Values:
   • Place value refers to the value of a digit based on its position in a number.
   • Units (or ones) are the digits in the rightmost position.
   • Tens are the digits in the second position from the right.
2. Identifying Tens and Units:
   • Example: In the number 23, 3 is in the units place, and 2 is in the tens place.
   • Example: In the number 45, 5 is in the units place, and 4 is in the tens place.
3. Grouping Objects into Tens and Units:
   • Use counters to group objects into sets of tens and units.
   • Example: 14 objects can be grouped into 1 set of ten and 4 units.

Evaluation

1. In the number 36, the digit 6 is in the ___ place.
   • a) tens
   • b) units
   • c) hundreds
   • d) thousands
2. In the number 58, the digit 5 is in the ___ place.
   • a) tens
   • b) units
   • c) hundreds
   • d) thousands
3. 1 set of ten and 3 units make the number ___.
   • a) 10
   • b) 13
   • c) 30
   • d) 31
4. The digit in the units place of 47 is ___.
   • a) 4
   • b) 5
   • c) 7
   • d) 6
5. The digit in the tens place of 29 is ___.
   • a) 2
   • b) 9
   • c) 3
   • d) 1

Class Activity Discussion

1. Q: What is place value? A: Place value is the value of a digit based on its position in a number.
2. Q: What are units? A: Units are the digits in the rightmost position of a number.
3. Q: What are tens? A: Tens are the digits in the second position from the right in a number.
4. Q: In the number 24, which digit is in the units place? A: 4
5. Q: In the number 32, which digit is in the tens place? A: 3

Presentation

Step 1: Revising the Previous Topic

• Review counting numbers from 1 to 20 with the pupils using number cards.

Step 2: Introducing the New Topic

• Explain the concept of place values using simple definitions and examples.

Step 3: Allowing Pupils to Contribute

• Ask pupils to identify the tens and units in given numbers.
• Group objects into tens and units using counters.

Teacher’s Activities

• Demonstrate how to identify tens and units using a place value chart.
• Provide examples and non-examples.
• Guide pupils in grouping objects into tens and units.

Learners’ Activities

• Practice identifying tens and units in given numbers.
• Use counters to group objects into tens and units.
• Participate in group activities to reinforce learning.

Assessment

• Identify the tens and units in the following numbers: 12, 45, 78, 93.
• Group 23 counters into tens and units.

Evaluation Questions

1. In the number 14, which digit is in the units place?
2. What is the value of the digit 5 in the number 56?
3. Group 15 counters into tens and units.
4. In the number 72, which digit is in the tens place?
5. Identify the tens and units in the number 30.
6. What is the value of the digit 4 in the number 24?
7. In the number 91, which digit is in the units place?
8. Group 28 counters into tens and units.
9. In the number 36, which digit is in the tens place?
10. Identify the tens and units in the number 50.

Conclusion

• Mark pupils’ work and provide feedback.
• Reinforce key points about place values, tens, and units.

More Useful Links:

• Mastering Numbers Up to 100: Adding, Comparing, and Ordering
• Introduction to Even and Odd Numbers Numeracy Primary 1 Summer Coaching Lesson Notes Week 2