Fractions: 3/4 of any given object or collection Mathematics Primary 2 First Term Lesson Notes Week 8

Class: Primary 2

Subject: Mathematics

Topic: Fractions: 3/4 of any given object or collection

Sub-topic: Counting Skill: Numbers 370-390, 1-370 and Writing Skill

Duration: 40 minutes

Term: First Term

Week: Week 8

Previous Knowledge: Students should have basic counting skills up to 369 and some familiarity with fractions (e.g., halves).

Learning Objectives:

1. To introduce students to the concept of fractions, focusing on 3/4.
2. To develop counting skills from 370 to 390 and writing numbers.
3. To teach students to recognize and use 3/4 in counting collections.

Embedded Core Skills:

1. Numeracy
2. Counting
3. Writing
4. Basic understanding of fractions

Learning Materials:

1. Counting charts from 370 to 390.
2. Chalkboard/whiteboard and markers.
3. Visual aids (pictures or objects to represent collections).
4. Fraction cards showing 3/4.
5. Numerals and symbols for writing numbers.

Content

Topic: Fractions

Counting Skill: Numbers 370-390

Writing Skill:

1. Writing of the Numbers:
   • Learn to write numbers from 370 to 390.
   • Example: Write the number 374.
2. Understanding Fractions:
   • Fractions show part of a whole.
   • Example: 3/4 means three parts out of four. 🍰
   • Fraction of 3/4 means taking a part of a whole.
   • Example: Fraction of 3/4 of 16 cookies is 12 cookies. 🍪🍪🍪
3. Practice Fractions:
   • Count collections of objects and find fractions.
   • Example: If you have 8 pencils, what’s the fraction of 3/4? It’s 6 pencils. ✏️✏️✏️✏️✏️✏️

[mediator_tech]

Evaluation

1. What number is 385 minus 15? a) 390 b) 375 c) 370 d) 385
2. If you have 386 buttons, what’s the fraction of 2/4? a) 48 b) 96 c) 193 d) 386
3. What comes before 372? a) 371 b) 375 c) 373 d) 370
4. If you have 380 marbles, what’s the fraction of 3/5? a) 60 b) 76 c) 114 d) 190
5. What’s 1/2 of 380? a) 190 b) 95 c) 360 d) 76
6. If you have 390 crayons, what’s the fraction of 1/5? a) 39 b) 65 c) 78 d) 195
7. What’s 1/3 of 369? a) 123 b) 246 c) 369 d) 482
8. In the fraction 4/6, how many parts are shaded in a group of 6? a) 1 b) 3 c) 4 d) 6
9. If you have 371 stickers, what’s the fraction of 1/10? a) 7 b) 37 c) 74 d) 3710
10. What is the fraction of 3/4 of 20? a) 5 b) 10 c) 15 d) 20
11. What is 3/4 of 16? a) 4 b) 8 c) 12 d) 16
12. If you have 370 marbles, what’s the fraction of 1/2? a) 100 b) 185 c) 370 d) 1850
13. In the fraction 2/3, how many parts are shaded in a group of 3? a) 1 b) 2 c) 3 d) 4
14. If you have 380 candies, what’s the fraction of 1/4? a) 38 b) 76 c) 190 d) 285
15. What number comes after 377? a) 370 b) 378 c) 400 d) 350

[mediator_tech]

Presentation:

1. Begin the lesson by discussing fractions in a simple way, explaining that fractions show parts of a whole.
2. Show a visual representation of 3/4 by using objects (e.g., drawing three out of four apples).
3. Introduce the numbers from 370 to 390 on a chart or board to help students become familiar with this range.

Teacher’s Activities:

1. Guide students in understanding the concept of fractions by using real-life examples (e.g., dividing a pizza into 4 equal parts and taking 3 of them).
2. Help students count from 370 to 390, encouraging them to practice writing the numbers neatly.
3. Use visual aids to demonstrate the idea of 3/4, both in counting and drawing.
4. Engage students in identifying and reading numbers in the range from 370 to 390.

Learners’ Activities:

1. Listen attentively to the teacher’s explanations about fractions.
2. Practice counting numbers from 370 to 390 on their own or with a partner.
3. Write the numbers they’ve learned neatly.
4. Participate in activities involving counting collections and finding 3/4 of objects.

Assessment:

1. Monitor students’ ability to identify and write numbers correctly.
2. Observe their participation in activities involving fractions and counting.
3. Evaluate their understanding of the concept of 3/4 through class discussions.

Ten Evaluation Questions:

1. What does the fraction 3/4 mean?
2. Can you write the numbers from 370 to 390?
3. How many parts are in 3/4?
4. Give an example of 3/4 of a collection of 12 marbles.
5. What is 3/4 of 16 pencils?
6. Can you count from 370 to 380?
7. What comes after 375?
8. Show a visual representation of 3/4 using objects.
9. Write the number 385 in digits.
10. Explain why it’s important to learn about fractions and counting.

Conclusion:

1. Summarize the key points discussed during the lesson, emphasizing the importance of fractions in counting collections.
2. Encourage students to practice counting from 370 to 390 and using 3/4 in various contexts.
3. Preview the next lesson to keep students engaged and excited about learning mathematics.