What is a compound journal entry?

A compound journal entry is an entry that affects three or more accounts. The total debits must still equal the total credits, regardless of the number of accounts involved.

How do you record an adjusting entry?

Adjusting entries follow the exact same debit and credit rules but are recorded at the end of an accounting period to align revenues and expenses with the matching principle. They typically involve one income statement account and one balance sheet account, never cash.

What if an event involves no immediate financial exchange?

If an event does not change the assets, liabilities, or equity of the entity (e.g., hiring an employee), no journal entry is recorded until a measurable financial exchange occurs.

How to record a journal entry

A journal entry records a business transaction in the accounting system using the double-entry bookkeeping method. This method applies whenever an economic event measurably changes the firm's assets, liabilities, equity, revenue, or expenses.

The setup

Identify the transaction date, the accounts involved, and the monetary amount. You must have at least one account to debit and at least one account to credit based on the fundamental accounting equation: $ext{Assets} = ext{Liabilities} + ext{Equity}$ .

The steps

Identify the accounts affected by the transaction. 2. Determine the account type for each (Asset, Liability, Equity, Revenue, Expense). 3. Determine if the transaction increases or decreases each account balance. 4. Apply the debit/credit rules: Assets and Expenses increase with debits; Liabilities, Equity, and Revenue increase with credits. 5. Write the entry by listing the debited accounts first, followed by the credited accounts. In traditional formatting, credit account names are indented.

Checking the result

Sum the total monetary value of the debits and the total monetary value of the credits. The entry is only valid if $\sum ext{Debits} = \sum ext{Credits}$ .

Common errors

Reversing debits and credits is the most frequent error. This typically occurs when treating a liability reduction as a credit rather than a debit. Another common error is recording an entry for a business event that does not yet meet the criteria for a recognizable financial transaction, such as signing a contract without any exchange of cash, goods, or services.

Worked example

On October 4, a company purchases $2,500 of office equipment and pays immediately with cash. Record the journal entry.

Accounts affected: Equipment (Asset) and Cash (Asset). 2. Equipment increases, Cash decreases. 3. Asset increases require a debit. Asset decreases require a credit. 4. Debit Equipment for $2,500. Credit Cash for$ 2,500. Format: Date: Oct 4. Debit: Equipment $2,500. Credit: Cash$ 2,500. Total debits ( $2,500) equal total credits ($ 2,500).

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References: OpenStax Principles of Financial Accounting, Chapter 3 · Kieso, Weygandt, Warfield: Intermediate Accounting · Khan Academy: Financial Accounting Unit 2