Lesson 1: Introduction to Accounting

Cambridge O Level Accounting 7707 — The Foundation of Financial Understanding

Lesson 1 of 15
7% complete
📋 Starting Point: No prior accounting knowledge is required for this lesson. This is the foundation — we begin from zero and build upward. By the end of this lesson you will understand why accounting exists, what it does, and the fundamental equation that underpins every financial record ever kept.

1. What is Accounting — and Why Does It Matter? 7707

Accounting is the process of recording, classifying, summarising, and interpreting the financial transactions of a business — so that owners, managers, and other interested parties can make informed decisions.

Every business — whether a small stationery shop in Lahore, a textile factory in Faisalabad, or a bank in Karachi — conducts financial transactions every day. Money comes in. Money goes out. Assets are bought. Debts are incurred. Without a systematic way to record and interpret all of this, a business owner has no idea whether the business is profitable, whether it can pay its debts, or whether it is growing or shrinking.

Accounting answers four fundamental questions about any business:

💰 How much profit did we make?

Answered by the Income Statement (also called Profit & Loss Account) — showing revenue earned and expenses incurred over a period.

🏦 What do we own and what do we owe?

Answered by the Balance Sheet (Statement of Financial Position) — a snapshot of assets, liabilities, and capital at a specific date.

💵 Where did our cash go?

Answered by the Cash Flow Statement — showing how cash moved in and out of the business during a period.

📊 How are we performing?

Answered by Ratio Analysis — comparing key figures to assess profitability, liquidity, and efficiency.

Bookkeeping vs Accounting

BookkeepingAccounting
Recording financial transactions systematically day by dayClassifying, summarising, and interpreting the recorded data
A mechanical, clerical process — writing entries in booksA professional process requiring judgement and interpretation
Part of the accounting processThe complete process — includes bookkeeping plus analysis
Example: writing a payment into the cash bookExample: preparing the annual financial statements and ratio analysis
Cambridge Exam Tip: The distinction between bookkeeping and accounting is a common short-answer question. Bookkeeping = recording. Accounting = recording AND interpreting/reporting. Always make the distinction clear.

2. Users of Accounting Information 7707

Accounting information is prepared for specific users — each with different needs. Understanding who uses accounts and what they need is an important topic in the Cambridge examination.
UserWhat They NeedWhy
Owner / Proprietor Profit figures, capital position, business performance To know if the business is viable and to make investment decisions
Manager Detailed cost information, budgets, variances To control costs, plan operations, and make day-to-day decisions
Bank / Lender Ability to repay loans, liquidity position To decide whether to lend money and on what terms
Supplier (Trade Creditor) Whether the business can pay its debts To decide whether to supply goods on credit
Customer Whether the business will continue to operate To know if long-term supply contracts are safe
Employee Job security, profitability of business To assess future employment and wage negotiation
Government / FBR Profit figures, accurate financial records To calculate tax owed and ensure legal compliance
Investor / Shareholder Dividends, growth, return on investment To evaluate whether to invest, hold, or sell shares

3. Key Accounting Terms 7707

The following terms appear throughout the Cambridge syllabus. You must know their precise definitions — not approximate descriptions.

TermDefinitionExample (Pakistan context)
Asset Something of value owned by the business — a resource it controls that will provide future economic benefit. Delivery van, stock of stationery, cash in bank, money owed by customers
Liability An obligation of the business — a debt it owes to an outside party. Bank loan, money owed to suppliers, unpaid electricity bill
Capital (Equity) The amount invested in the business by the owner — also called the owner's equity or net worth. It is what the business owes back to the owner. PKR 500,000 invested by the owner to start a shop
Revenue (Income) Money earned by the business from its normal trading activities — selling goods or providing services. Cash received from customers buying stationery
Expense The cost incurred to earn revenue — money spent in running the business. Rent of shop, salaries of staff, electricity, transport costs
Profit The surplus remaining after all expenses are deducted from revenue. Profit increases the owner's capital. Revenue PKR 200,000 − Expenses PKR 150,000 = Profit PKR 50,000
Loss When expenses exceed revenue. A loss reduces the owner's capital. Revenue PKR 100,000 − Expenses PKR 130,000 = Loss PKR 30,000
Drawings Cash or goods taken out of the business by the owner for personal use. Drawings reduce capital — they are NOT an expense. Owner withdraws PKR 20,000 from the business to pay household bills
Trade Receivable (Debtor) A customer who owes money to the business for goods or services already received on credit. A school that bought supplies on credit and has not yet paid
Trade Payable (Creditor) A supplier to whom the business owes money for goods or services already received on credit. A paper manufacturer waiting to be paid for goods delivered last month
⚠ Common Confusion — Drawings is NOT an Expense:
Drawings reduce the owner's capital directly — they are a withdrawal of the owner's investment, not a cost of running the business. Never include drawings in the Income Statement. This is one of the most frequently penalised errors in Cambridge examinations.

4. The Accounting Equation 7707

The Accounting Equation is the foundation of the entire double entry system. It states that what a business owns must always equal what it owes — to outsiders (liabilities) and to the owner (capital). This equation is always in balance, after every single transaction.
Assets = Capital + Liabilities

This can be rearranged in two equivalent ways:

Standard Form

Assets = Capital + Liabilities

What the business owns = What it owes to the owner + What it owes to outsiders

Capital Calculation Form

Capital = Assets − Liabilities

Used to find the owner's equity. Net assets = Net worth of the business.

How the Accounting Equation Changes with Transactions

Every business transaction changes at least two items in the equation — but the equation always remains in balance. This is the dual effect principle — the foundation of double entry bookkeeping.

📐 Worked Example 1 — Effect of Transactions on the Equation

Naseem starts a stationery business in Lahore. Analyse the effect of each transaction on Assets, Capital, and Liabilities.

1
Naseem invests PKR 500,000 of his own money as capital.
Cash (Asset) +500,000   Capital +500,000
Equation: Assets 500,000 = Capital 500,000 + Liabilities 0
2
He buys a delivery van for PKR 150,000 cash.
Van (Asset) +150,000   Cash (Asset) −150,000
Equation: Assets 500,000 = Capital 500,000 + Liabilities 0
(One asset increases, another decreases — total assets unchanged)
3
He buys stock worth PKR 80,000 on credit from a supplier.
Stock (Asset) +80,000   Trade Payable (Liability) +80,000
Equation: Assets 580,000 = Capital 500,000 + Liabilities 80,000
4
The business earns PKR 20,000 profit from sales this month.
Cash (Asset) +20,000   Capital +20,000 (profit increases capital)
Equation: Assets 600,000 = Capital 520,000 + Liabilities 80,000
5
Naseem withdraws PKR 5,000 cash for personal use (drawings).
Cash (Asset) −5,000   Capital −5,000
Equation: Assets 595,000 = Capital 515,000 + Liabilities 80,000

🧠 Memory Aid — The Accounting Equation

"A = C + L" — think of it as "All Comes from Capital and Loans."
Everything a business owns (Assets) was funded either by the owner (Capital) or by borrowing (Liabilities). If the equation does not balance, there is an error somewhere.

5. Classifying Assets and Liabilities 7707

Types of Assets

Non-Current Assets (Fixed Assets)

Assets the business intends to use for more than one year — not bought for resale.

  • Land and buildings
  • Machinery and equipment
  • Vehicles
  • Furniture and fixtures
  • Computer equipment

Current Assets

Assets expected to be used or converted to cash within one year through normal business activity.

  • Inventory (stock of goods)
  • Trade receivables (debtors)
  • Prepaid expenses
  • Bank balance
  • Cash in hand

Types of Liabilities

Non-Current Liabilities (Long-term)

Debts not due for repayment within one year.

  • Bank loans (long-term)
  • Mortgage on property
  • Long-term finance leases

Current Liabilities (Short-term)

Debts due for repayment within one year.

  • Trade payables (creditors)
  • Bank overdraft
  • Accrued expenses
  • Short-term loans
  • Income received in advance
Exam Tip — Classifying Assets: The key question is always: "Is this asset intended to be used for more than one year, or will it be consumed/sold within one year?" A delivery van = non-current (used for several years). Stock of goods = current (sold within months).

6. The Dual Effect Principle 7707

Dual Effect (Duality Principle): Every financial transaction has two effects on the accounting equation — it affects at least two items, and the equation always remains in balance after each transaction. This principle is why we use a double entry system — every transaction is recorded in two places.
Transaction TypeEffect 1Effect 2Equation Effect
Owner invests cashCash (Asset) ↑Capital ↑A↑ = C↑ + L
Buy asset for cashNew asset ↑Cash (Asset) ↓A unchanged
Buy asset on creditAsset ↑Liability ↑A↑ = C + L↑
Pay a creditorCash ↓Liability ↓A↓ = C + L↓
Make a cash sale (profit)Cash ↑Capital ↑ (profit)A↑ = C↑ + L
Pay an expenseCash ↓Capital ↓ (expense reduces profit)A↓ = C↓ + L
Owner takes drawingsCash ↓Capital ↓A↓ = C↓ + L

📝 Exam Practice Questions

Q1 [2 marks] — Explain the difference between bookkeeping and accounting.

Bookkeeping is the systematic recording of financial transactions — a clerical process of writing entries into books of account.

Accounting is the complete process of recording, classifying, summarising, and interpreting financial information so that users can make informed decisions. Accounting includes bookkeeping but extends beyond it to analysis and reporting.

Q2 [3 marks] — State three users of accounting information and explain what each user needs from the accounts.

Owner: needs profit figures and capital position to know if the business is viable and to make investment decisions.

Bank/Lender: needs liquidity information and the ability to repay debts, to decide whether to grant or extend a loan.

Government/FBR: needs accurate profit figures to calculate the correct amount of income tax owed and to ensure the business is complying with tax law.

Q3 [4 marks] — Tariq starts a wholesale business in Karachi. Complete the table to show the effect of each transaction on the accounting equation. The first row is done for you.

TransactionAssets (PKR)Capital (PKR)Liabilities (PKR)
Tariq invests PKR 300,000 cash+300,000+300,000
Buys shelving for PKR 40,000 cash???
Buys stock worth PKR 60,000 on credit???
Pays PKR 20,000 to a creditor???
Buy shelving PKR 40,000 cash: Assets unchanged (shelving +40,000; cash −40,000). Capital: —. Liabilities: —.
Running totals: Assets 300,000 = Capital 300,000 + Liabilities 0

Buy stock PKR 60,000 on credit: Assets +60,000. Capital: —. Liabilities +60,000.
Running totals: Assets 360,000 = Capital 300,000 + Liabilities 60,000

Pay creditor PKR 20,000: Assets −20,000 (cash). Capital: —. Liabilities −20,000.
Running totals: Assets 340,000 = Capital 300,000 + Liabilities 40,000
Exam Tip: Always calculate the running total after each transaction and verify the equation balances (Assets = Capital + Liabilities). A single unbalanced row will lose both the mark for that row and indicates an error that may cascade.

Q4 [3 marks] — Classify each of the following as: Non-current asset / Current asset / Non-current liability / Current liability / Capital.
(a) Bank loan repayable in 5 years   (b) Trade receivables   (c) Machinery   (d) Bank overdraft   (e) Owner's investment in the business

(a) Bank loan repayable in 5 years → Non-current liability
(b) Trade receivables → Current asset
(c) Machinery → Non-current asset
(d) Bank overdraft → Current liability
(e) Owner's investment → Capital

Q5 [2 marks] — Explain why drawings are NOT included as an expense in the Income Statement.

Drawings are amounts taken out of the business by the owner for personal use — they represent a withdrawal of capital, not a cost incurred in generating revenue. Expenses are costs incurred in the normal running of the business to earn revenue. Since drawings do not contribute to earning revenue, they are deducted directly from capital in the Balance Sheet, not from profit in the Income Statement.
Exam Tip: This question appears regularly in Cambridge Paper 1 (multiple choice) as "Which of the following is NOT an expense?" with drawings as one option. The answer is always drawings — because drawings reduce capital, not profit.

Q6 [3 marks] — At the end of a financial year, a sole trader has total assets of PKR 850,000 and total liabilities of PKR 320,000. During the year, the owner made drawings of PKR 60,000 and the business made a profit of PKR 120,000. Calculate the opening capital at the start of the year.

Step 1 — Closing capital: Assets − Liabilities = 850,000 − 320,000 = 530,000

Step 2 — Work back from closing capital:
Closing Capital = Opening Capital + Profit − Drawings
530,000 = Opening Capital + 120,000 − 60,000
Opening Capital = 530,000 − 60,000 = PKR 470,000
← Accounting Hub Lesson 2: Book Keeping →