HomePrimary 2MathematicsOpen sentences involving addition and subtraction of Numbers

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 

 

 

 

 

 

..

Recommend Posts :

  1. Discovering Block Graphs in Everyday Data
  2. Class:Basic 2 Subject:Mathematics Test Answer all questions
  3. Second Term Mathematics Primary 2
  4. Addition of 2-digit numbers without exchange or remaining
  5. Subtraction of 2-digit numbers with exchanging, carry over or remaining
  6. Addition of 3-digit numbers without exchange or remaining
  7. Subtraction of 3-digit numbers with exchanging, carry over or remaining
  8. Odd and Even Numbers Form 1 to 100
  9. Multiplication By Doing Repeated Addition
  10. Multiplication of 2-digit numbers by 2 or 3 without remaining or exchange
Tags:, ,