# Substraction of Whole Numbers in Th H T U (Primary 4)

Last Updated on July 15, 2020 by Alabi M. S.

MATHEMATICS

SMASE – ASEI PDSI METHOD

FIRST TERM

WEEK 9

PRIMARY 4

TOPIC – SUBSTRACTION OF WHOLE NUMBERS

LEARNING AREA

• Lesson One – Substraction of Whole Numbers in Th H T U Part 1
• Lesson Two – Subtraction  of Whole Numbers in Th H T U Part 2
• Lesson Three – Word Problems on Subtraction of Whole Numbers
• Lesson Four – Revision
• Test

TIME – 40 Minutes each.

LEARNING OUTCOME

By the end of the lesson, pupils should be able to –

1. subtract numbers involving three or more items.
2. solve mixed operation problems involving subtraction.
3. solve word problems involving subtraction.

RATIONALE

Subtraction is to take a number or an amount away from another amount or number. It is apart of our everyday lives and therefore an important concept to develop early.

There is need for the pupils to know how to subtract in order to understand how to engage with society effectively and appreciate when dealing with money, cooking, travel and time, among countless other daily experiences.

LEARNING MATERIALS

The teacher will teach the lesson with the aid of:

1. Flash cards.
2. Abacus.
3. Fraction chart.
4. Cardboard.

PREVIOUS KNOWLEDGE

Subtraction is to take a number or an amount away from another amount or number. This is also part of their daily life when dealing with money and other things.

REFERENCE MATERIALS

1. 9 – Years Basic Education Curriculum
2. Lagos State Scheme of work
3. New Method Mathematics Book
4. All Relevant Materials
5. Online Materials

LESSON PLAN/DEVELOPMENT

ASEI PDSI LESSON NOTES

### LESSON DEVELOPMENT 4 – REVISION AND TEST

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