Trial balance

• Errors that do affect the trial balance:

  Partial omission - when one side of the transaction is left out
• Errors that do affect the trial balance:

  Arithmetical - a mistake is made adding up the numbers
• Errors that do affect the trial balance:

  Posting error - when two debuts or credits are entered
• Errors that do affect the trial balance:

  Transposition - when the numbers are written down incorrectly
• Errors that do not affect the trial balance

  Compensating - when an arithmetical error in one column is called out by another error elsewhere
• Errors that do not affect the trial balance

  Commission - when the entry is recorded In the correct class of account but the wrong one.
• Errors that do not affect the trial balance

  Reversal - when the debits and credits are put in the correct accounts but are the wrong way round.
• Errors that do not affect the trial balance

  Omission - when a transaction is not recorded at all, it is left out and not recorded in the ledgers.
• Errors that do not affect the trial balance

  Original entry - when the wrong total has been accidentally copied from the source document
• Errors that do not affect the trial balance

  Principle - when the transaction is recorded in the wrong class of account.