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# Division of Whole Numbers Without Remainder (Primary 3)

MATHEMATICS

WEEK 6

SECOND TERM

PRIMARY 3

THEME – BASIC OPERATIONS

PREVIOUS LESSON – Second Term Scheme of Work and Plan Lesson Notes for MATHEMATICS Week 1 to Week 12 Primary Schools

TOPIC – DIVISION OF WHOLE NUMBERS WITHOUT REMAINDER

PERFORMANCE OBJECTIVES

By the end of the lesson, the pupils should have attained the following objectives (cognitive, affective and psychomotor) and should be able to:

1. review division as sharing and grouping.

2. divide whole numbers not exceeding 48 by 2, 3, 4, 5 and 6 without remainder.

3. solve story problems involving division of whole numbers.

4. carry out correct division in everyday activities.

ENTRY BEHAVIOUR

INSTRUCTIONAL MATERIALS

The teacher will teach the lesson with the aid of Counters, Charts containing divisions not exceeding 48, Charts of factors of whole numbers, Rectangular pattern of numbers, Charts containing worked examples, etc.

METHOD OF TEACHING – Choose a suitable and appropriate methods for the lessons.

Note – Irrespective of choosing methods of teaching, always introduce an activities that will arouse pupil’s interest or lead them to the lessons.

REFERENCE MATERIALS

1. Scheme of Work

2. 9 – Years Basic Education Curriculum

3. Course Book

4. All Relevant Material

5. Online Information

CONTENT OF THE LESSON

LESSON ONE – INTRODUCTION

DIVISION AS GROUPING AND SHARING

Pupil’s Activities 1 – Division As Sharing Equally

1. 12 oranges are shared equally among 3 pupils. How many oranges will each pupil get?

12 🍎🍎🍎🍎🍎🍎🍎🍎🍎🍎🍎🍎

4 🍎🍎🍎🍎

4 🍎🍎🍎🍎

4 🍎🍎🍎🍎

Each child gets 4 mangoes.

That’s,

12 ÷ 3 = 4

20 pencils are shared equally among 5 pupils. How many pencils will each pupil get?

20 ✏️✏️✏️✏️✏️✏️✏️✏️✏️✏️✏️✏️✏️✏️✏️✏️✏️✏️✏️✏️

4 ✏️✏️✏️✏️

4 ✏️✏️✏️✏️

4 ✏️✏️✏️✏️

4 ✏️✏️✏️✏️

4 ✏️✏️✏️✏️

Pupil’s Activities 2 – Count and Share

As in Activities 1

12 oranges are shared equally among 3 pupils. How many oranges will each pupil get?

////  ////  ////

////

////

////

20 pencils are shared equally among 5 pupils. How many pencils will each pupil get?

/////    /////   /////   /////

/////

/////

/////

/////

Pupil’s Activities 3 – Exercise/Take Home

1. Share 16 oranges equally among 8 children.

🍎🍎🍎🍎 🍎🍎🍎🍎 🍎🍎🍎🍎 🍎🍎🍎🍎

2. Share 12 books equally among 3 pupils.

📔📔📔📔📔📔  📔📔📔📔📔📔

3. Share 18 toy cars equally among 6 pupils.

🚗🚗🚗🚗🚗🚗🚗🚗🚗  🚗🚗🚗🚗🚗🚗🚗🚗🚗

LESSON 2 – DIVISION AS GROUPING

Teacher’s/Pupil’s Activities 1 – Grouping

There are 20 orange in a basket. Group the oranges into 2, 4, 5 and 10.

🍎🍎🍎🍎🍎🍎🍎🍎🍎🍎🍎🍎🍎🍎🍎🍎🍎🍎🍎🍎

Grouping

In 2s,

(🍎🍎) (🍎🍎) (🍎🍎) (🍎🍎) (🍎🍎)

(🍎🍎) (🍎🍎) (🍎🍎) (🍎🍎) (🍎🍎)

2 x 10 = 20

20 ÷ 2 = 10

In 4s,

(🍎🍎🍎🍎) (🍎🍎🍎🍎) (🍎🍎🍎🍎) (🍎🍎🍎🍎) (🍎🍎🍎🍎)

4 x 5 = 20

20 ÷ 4 = 5

In 5s,

(🍎🍎🍎🍎🍎) (🍎🍎🍎🍎🍎) (🍎🍎🍎🍎🍎) (🍎🍎🍎🍎🍎)

5 x 4 = 20

20 ÷ 5 = 4

In 10s,

(🍎🍎🍎🍎🍎🍎🍎🍎🍎🍎) (🍎🍎🍎🍎🍎🍎🍎🍎🍎🍎)

10 x 2 = 20

20 ÷ 2 = 10

Pupil’s Activities 2 – Exercise/Take Home

Sample – Count and Group in 4

🍎🍎🍎🍎🍎🍎  🍎🍎🍎🍎🍎🍎 = 12

(🍎🍎🍎🍎) (🍎🍎🍎🍎) (🍎🍎🍎🍎)

12 ÷ 4 = 3.

1. Count and Group in 5,

🚗🚗🚗🚗🚗🚗🚗🚗🚗  🚗🚗🚗🚗🚗🚗🚗🚗🚗

2. Count and Group in 6,

🍎🍎🍎🍎🍎🍎🍎🍎🍎🍎🍎🍎

3. Count and Group in 3,

📔📔📔📔📔📔📔📔📔📔📔📔📔📔📔📔📔📔

LESSON 3 – DIVISION OF NUMBERS NOT EXCEEDING 48 WITHOUT REMAINDER

Teacher’s/Pupil’s Activities 1 – Working Examples

Divide each of the following,

1. 24 ÷ 8 = 3

_______________________________________________________________

0 1 2 3 4 5 6 7 8, 9 10 11 12 13 14 15 16, 17 18 19 20 21 22 23 24

Or

111111111, 111111111, 111111111

2. 28 ÷ 4 = 7

1111, 1111, 1111, 1111, 1111, 1111, 1111

Pupil’s Activities 2 – Exercise/Take Home

1. 18 ÷ 6 =

2. 25 ÷ 5 =

3. 20 ÷ 4 =

4. 15 ÷ 5 =

5. 48 ÷ 8 =

6. 45 ÷ 5 =

LESSON FOUR – QUANTITATIVE REASONING

As stated in the quantitative books or textbooks.

PRESENTATION

To deliver the lesson, the teacher adopts the following steps:

1. To introduce the lesson, the teacher revises the previous lesson. Based on this, he/she asks the pupils some questions;

2. Guides pupils through division of whole numbers such as 20⁄5 or 20 by 5.

Pupil’s Activities – Divide whole numbers not exceeding 48 by 2, 3, 4, 5, 6.

3. Leads pupils to divide by grouping and repeated subtraction, using counters not exceeding 48.

Pupil’s Activities – Solve division problems by grouping and repeated subtractions.

CONCLUSION

To conclude the lesson for the week, the teacher revises the entire lesson and links it to the following week’s lesson.

LESSON EVALUATION

Pupils to divide whole numbers not exceeding 48 by 2, 3, 4, 5 and 6 by grouping and repeated subtractions.