Open sentences involving addition and subtraction of Numbers

Subject: Mathematics

Class: Basic 2 / Primary 2 / Year 2

Term: Second Term / 2nd Term

Week: Week 7

Topic:

Open sentences involving addition and subtraction

Previous Knowledge: The pupils have previous knowledge of

Odd and Even Numbers Form 1 to 100

that was taught in their previous lesson.

Behavioural Objectives : At the end of the lesson, learners will be able to

Find the missing numbers in a sum of addition

Find the missing numbers in a sum of subtraction

Instructional Materials

Wall charts
Online Resource
Textbooks

Bottles
Pupils
Number cards

Flash cards

Methods of Teaching

Role modelling
Questions and Answers
Explanation

Discussion
Recitation
Imitation

Story Telling
Dramatization

Content:

Study the following sums below

1) ____ − 19 = 62

2) 15 + 4 = ____

3) 42 + ____ = 63

4) ____ − 47 = 45

5) ____ − 72 = 2

6) ____ − 86 = 1

7) 31 + ____ = 83

8) 57 − ____ = 28

9) 87 + ____ = 93

10) ____ − 28 = 41

11) 38 + ____ = 82

12) ____ + 71 = 82

Study the solution

1) 81 − 19 = 62

2) 15 + 4 = 19

3) 42 + 21 = 63

4) 92 − 47 = 45

5) 74 − 72 = 2

6 ) 87 − 86 = 175

7) 31 + 52 = 83

8) 57 − 29 = 28

9) 87 + 6 = 93

10) 69 − 28 = 41

9) 38 + 44 = 82
12) 11 + 71 = 82

Other Recommended Worksheets

Here are some of our other related worksheets you might want to look at.

Math Coloring Sheets – Adding and Subtracting to 10 (Graded)

Here you will find our range of Free Kindergarten Coloring Addition and Subtraction Sheets.

The following worksheets involve using adding and subtracting skills. The sheets are carefully graded so that the easier sheets come first and the level of difficulty gets gradually harder.

All the sheets involve coloring in different answers.

Using these sheets will help your child to:

Presentation :

The topic is presented step by step

Step 1: The class teacher revises the old topic

Step 2: The class teacher introduces the new topic

Step 3: The class teacher allows the pupils to give their own contributions and gives room for pupils” participation

Class Teacher and Pupils Activities. Interaction or Participation

This involves class teacher and pupils’ interaction, conversation, imitation or modeling through discussion, play method or just by recitation or asking and answering questions that are related to the topic that has just been taught.

Evaluation

Solve the following sums

1) 50 + ____ = 86

2) 10 + ____ = 20

3) ____ + 22 = 92

4 ) ____ + 37 = 50

5 ) 3 + ____ = 96

6) 47 − ____ = 27

7) 11 + ____ = 57

8) 95 + 4 = ____

9 ) ____ + 97 = 97

10) ____ − 75 = 1

11) ____ − 45 = 53

12) 0 + ____ = 55

13) 94 − 3 = ____

14) 62 − ____ = 29

15) 52 − ____ = 20

16) 94 − ____ = 89

17) ____ − 20 = 7

18) 63 + 15 = ____

19) ____ − 71 = 4

20) 30 + 13 = ____

21) ____ − 48 = 38

22) ____ − 16 = 14

23) 44 + ____ = 65

24) 78 + 3 = ____

25) ____ + 81 = 92

26) 83 − 44 = ____

35) 43 − ____ = 18

27) 36 + ____ = 59

28) ____ + 58 = 66

29) 30 + ____ = 62

30) ____ − 65 = 15

31) 30 − 11 = ____

31) 40 + ____ = 85

33) 96 − 86 = ____

Previous Lesson

Subtraction of 3-digit numbers with exchanging, carry over or remaining

Next Lesson

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Tags:MATHEMATICS, Primary 2, SECOND TERM