Lesson Notes By Weeks and Term - Primary 3

Multiplication

WEEK 9

Subject: Mathematics

Class: Primary 3

Term: 1st Term

Topic: Multiplication

Subtitle: multiplication

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

  1. Multiply from 1×1 to 9×9
  2. Multiply 2digit number by 1digit number

Resources and materials:

Scheme of work

Online information

Instructional material:mulyiplication table chart

Building Background/connection to prior knowledge: pupils are familiar with the topic in their previous classes.

 

CONTENT

Multiplication is the process of combing the sum of a number with itself a specified number of times. Multiplication of any number by 1 gives you that same number, example: 1×6=6 and 9×1=9.

 

Multiplication tables of 1 to 10

×

1

2

3

4

5

6

7

8

9

10

1

1

2

3

4

5

6

7

8

9

10

2

2

4

6

8

10

12

14

16

18

20

3

3

6

9

12

15

18

21

24

27

30

4

4

8

12

16

20

24

28

32

36

40

5

5

10

15

20

25

30

35

40

45

50

6

6

12

18

24

30

36

42

48

54

60

7

7

14

21

28

35

42

49

56

63

70

8

8

18

24

32

40

48

56

64

72

80

9

9

16

27

36

45

54

63

72

81

90

10

10

20

30

40

50

60

70

80

90

100

11

11

22

33

44

55

66

77

88

99

110

12

12

24

36

48

60

72

84

96

108

120

 

Multiplication of numbers 1 to 10

Examples

  1. 0 × 6 = 6 i.e 0 into 6places – 0+0+0+0+0+0= 0
  2. 7 × 6=42- 7+7+7+7+7+7=42
  3. 6 × 4=24- 6+6+6+6=24
  4. 10 × 6=60-10+10+10+10+10+10=60
  5. 6 × 8=48- 6+6+6+6+6+6+6+6=48
  6. 5 × 2=10- 5+5=10

 

Multiplication of 2-digit numbers by 1-digit numbers

  1. 23×2=46; 2 goes into 3 gives 6 and into 20 gives 40
  2. 20×4=80
  3. 43×4=172
  4. 11×8=88
  5. 14×9= 126

 

Multiplication word problems

  1. In a box of juice there are 12 packets. How many packets are there in

         10 boxes of juice?

Solution; 1  box of juice = 12packets

Therefore, 10 boxes with contain = 10×12=120packets

  1. A pentagon has 5 sides. How many sides do 12 pentagons have?

Solution; 1pentagon =5sides

Therefore 12 pentagones will have= 12×5= 60sides

  1. A bicycle has 2 wheels. How many wheels do 55 bicycles have?

   55×2= 110

  1. A box of fruit drinks contain 48 cans. How many cans are there in 7 boxes?

Solution; 48×7= 336

 

Strategies& Activities:

Step :Teacher revises the previous topic.

Step 2:Teacher introduces the new topic.

Step3:Teacher explains the new topic.

Step4: Teacher welcomes pupils questions.

Step5: Teacher evaluates the pupils.

Assessment & Evaluation:

  1. Using tens and unit multiply the following 2-digit numbers by 1digit
  2. 42 × 4
  3. 22 × 9
  4. 11 × 6
  5. 33 × 3
  6. 31 ×  4
  7. A table has four legs. How many legs will 8 tables have?
  8. A bird has 2 legs. How many legs do 13 birds have? Tope can walk up a flight of steps at the rate of 30 steps in a minute. It takes her 3 minutes to reach the top. How many steps are there?

 

WRAP UP(CONCLUSION) Teacher goes over the topic once again for better understanding.

Assignment:

  1. Copy and complete the multiplication diagrams.
  2. Memorise 8 and 9 times table


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