Addition of 3-digit numbers without exchange or remaining
Subject: Mathematics
Class: Basic 2 / Primary 2 / Year 2
Term: Second Term / 2nd Term
Week: Week 4
Topic:
Addition of 3-digit numbers without exchange or remaining
Previous Knowledge: The pupils have previous knowledge of
that was taught in their previous lesson.
Behavioural Objectives : At the end of the lesson, learners will be able to
- Add 3-digit numbers without and with exchange or remaining
Instructional Materials
- Wall charts
- Counters
- Pictures
- Beans
- Sticks
- Online Resource
- Top bottles
- Matches
Methods of Teaching
- Role modelling
- Questions and Answers
- Explanation
- Discussion
- Recitation
- Imitation
- Story Telling
- Dramatization
Content:
Addition of Numbers deals with the ability of pupils to sum up or count some given set of figures together. They will need item likes crown top, bottle top, counting sticks or abacus to perform simple tasks involving addition of Numbers
Study the samples below
| 558 | |
| +321 |
| 1) | 753 |
| + 060 |
| 2) | 159 |
| + 713 |
| 3) | 226 |
| + 258 |
| 4) | 136 |
| + 197 |
| 5) | 119 |
| + 791 |
| 6) | 217 |
| + 333 |
| 7) | 353 |
| + 580 |
| 8) | 166 |
| + 647 |
| 9) | 121 |
| + 652 |
| 10) | 927 |
| + 362 |
At times the class teacher will need to remind the pupils the expanded method of doing addition of Numbers by expanding the figures that are given.
More illustrations
Study the following samples on expanded method of addition
123 = 100 + 30 + 3 = 1 Hundred + 2 Tens + 3 Units
476 = 400 +70 + 6 = 4 Hundreds + 7 Tens + 6 Units
Solve the following by doing expansion horizontally
1. 494 = ____ Hundreds + ____ Tens + ____ unit
2. 173 = ____ Hundreds + ____ Tens + ____ unit
3. 780 = ____ Hundreds + ____ Tens + ____ unit
4.962 = ____ Hundreds + ____ Tens + ____ unit
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
- The class teacher asks the pupils the meaning of a noun
- The class teacher makes the pupils to write out some parts of the body
Evaluation
Add the following numbers together
586 + 300 = ____
732 + 700 = ____
566 + 900 = ____
514 + 300 = ____
928 + 700 = ____
851 + 200 = ____
703 + 900 = ____
851 + 600 = ____
622 + 500 = ____
128 + 100 = ____
432 + 400 = ____
867 + 400 = ____
Previous Lesson
Subtraction of 2-digit numbers with exchanging, carry over or remaining
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