Class: Senior Secondary School 1 (SS1, SS 1, SSS1, SSS 1)
Term: 1st Term
Week: 12
Age: 15 years
Duration: 45 minutes
Subject: Financial Accounting
Curriculum Theme: Financial Accounting
Previous Lesson: Trial Balance I.
Topic: TRIAL BALANCE
Subject Matter: Trial balance layout, preparation of trial balance, balancing trial balance, extraction of balances from ledger accounts

Specific Objectives

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

Cognitive Domain:

Define a trial balance.
State the purpose of preparing a trial balance.
Identify debit and credit balances from ledger accounts.

Affective Domain:

Appreciate the importance of accuracy in financial record keeping.
Value the role of a trial balance in preparing financial statements.

Psychomotor Domain:

Extract balances correctly from given ledger accounts.
Prepare a simple trial balance with a correct layout.

Demonstrate carefulness when handling financial data.

Reference Materials

The following resources were used in planning this lesson:

9 Years Basic Education Curriculum for Financial Accounting.
State Unified Scheme of Work for Financial Accounting SSS 1.
Essential Financial Accounting for Senior Secondary Schools by O. A. Longe.

Instructional Materials

The teacher will teach this lesson with the aid of:

A chart showing a sample trial balance.
Prepared ledger accounts with balances.
Whiteboard and markers.

Rationale for the Lesson

This lesson helps pupils understand how to summarize ledger balances to check the arithmetical accuracy of double-entry postings. This skill is important for pupils as it forms a fundamental step in preparing final accounts and ensuring that financial records are correct.

Prerequisite/Previous Knowledge

Pupils are expected to have prior knowledge of ledger accounts, debit and credit entries, and the double-entry system of bookkeeping.

Lesson Content/Board Summary

Trial Balance

Definition of Trial Balance

A trial balance is a list of all debit and credit balances extracted from the ledger accounts on a particular date. It is prepared to check the arithmetical accuracy of the entries made in the ledger accounts.

Purpose of Preparing a Trial Balance

The following are the purposes of preparing a trial balance:

To check the arithmetical accuracy of the double-entry postings in the ledger.
To summarize all ledger balances in one place.
To facilitate the preparation of final accounts (trading, profit and loss account, and balance sheet).
To detect certain types of errors in the books of accounts.

Layout of a Trial Balance

A trial balance typically has three columns:

Account Name
Debit (₦)
Credit (₦)

It is usually headed with the name of the business and the date at which it is prepared, for example: “Trial Balance as at 31st December, 20XX”.

Extraction of Balances from Ledger Accounts

The following steps are involved in extracting balances from ledger accounts:

Balance off each ledger account (e.g., Cash, Bank, Sales, Purchases, Capital, etc.).
List all accounts with debit balances in the debit column of the trial balance.
List all accounts with credit balances in the credit column of the trial balance.

Balancing the Trial Balance

After listing all debit and credit balances, the total of the debit column must be equal to the total of the credit column. If the totals agree, it indicates arithmetical accuracy, but it does not guarantee that all errors have been avoided.

Teaching Methods/Instructional Techniques

Discussion, Lecture, Demonstration, Question and Answer, Visual Aids

Instructional Procedures

Step 1: Introduction

Time: 5 minutes
Teaching Skill: Set Induction
Teacher’s Activity: The teacher greets the pupils, reviews the previous lesson on balancing ledger accounts, and then introduces the topic of Trial Balance by asking pupils how they would confirm if all their ledger postings were arithmetically correct.
Pupils’ Activity: Pupils respond to questions and listen attentively.
Learning Point: Pupils recall previous knowledge and are introduced to the new topic.

Step 2: Explanation of Trial Balance and its Purpose

Time: 10 minutes
Teaching Skill: Explanation/Definition
Teacher’s Activity: The teacher defines a trial balance, explains its purpose, and shows a chart displaying its typical layout. The teacher emphasizes that it is a list of balances and not an account itself.
Pupils’ Activity: Pupils listen, take notes, and ask questions for clarification.
Learning Point: Pupils understand the definition and purpose of a trial balance.

Step 3: Extraction of Balances from Ledger Accounts

Time: 10 minutes
Teaching Skill: Demonstration/Explanation
Teacher’s Activity: The teacher presents pre-prepared ledger accounts with balances. The teacher then demonstrates how to identify whether an account has a debit or credit balance and how to extract these balances for the trial balance.
Pupils’ Activity: Pupils observe the demonstration and identify debit/credit balances.
Learning Point: Pupils learn how to extract balances from ledger accounts.

Step 4: Preparation of a Simple Trial Balance

Time: 10 minutes
Teaching Skill: Demonstration/Application
Teacher’s Activity: The teacher demonstrates the step-by-step preparation of a simple trial balance using the extracted balances from the previous step, ensuring the debit and credit columns agree. The teacher highlights the importance of agreement.
Pupils’ Activity: Pupils follow the demonstration, ask questions, and practice alongside the teacher.
Learning Point: Pupils learn the practical steps in preparing a trial balance.

Step 5: Evaluation/Review

Time: 5 minutes

Teaching Skill: Questioning/Assessment

Teacher’s Activity: The teacher evaluates the learning by asking the following questions:

What is a trial balance?
State two purposes of preparing a trial balance.
Mention the three main columns found in a trial balance.
Explain how to extract a debit balance from a ledger account for the trial balance.

Pupils’ Activity: Pupils answer orally and in writing.

Learning Point: Pupils demonstrate understanding of the lesson.

Step 6: Conclusion

Time: 5 minutes
Teaching Skill: Summarization/Assignment
Teacher’s Activity: The teacher summarizes the key points of the lesson, reiterating the importance of the trial balance as a check on arithmetical accuracy and a foundation for final accounts. The teacher then assigns homework related to preparing a trial balance from given ledger balances.
Pupils’ Activity: Pupils listen to the summary and copy down the homework.
Learning Point: Pupils consolidate their understanding and are given further practice.

Lesson Keywords

Trial Balance – A list of all debit and credit balances extracted from the ledger accounts.
Debit Balance – The amount by which the total debits exceed the total credits in an account.
Credit Balance – The amount by which the total credits exceed the total debits in an account.
Ledger Accounts – The principal book for recording transactions from the journal.
Arithmetical Accuracy – The state where the total debits equal the total credits in a trial balance.

Differentiation

For pupils who grasp concepts quickly, the teacher can provide more complex ledger accounts or introduce common errors that a trial balance might not detect. For pupils who need more support, the teacher can provide simplified examples, step-by-step guides, or pair them with stronger pupils for peer learning.

Note for teachers using this lesson plan

Ensure that pupils have a strong foundation in balancing ledger accounts before introducing the trial balance. Provide sufficient practice examples, starting from simple scenarios and gradually increasing complexity. Encourage neatness and accuracy in their work.