1. Double entry Yang Qiongyu School of finance and trade

2. Debit-Credit bookkeeping the rule of double-entry bookkeeping is that every transaction affects at least two accounts. In other word, there must be one or more accounts debited and one or more accounts credited, and the total debits must equal the total credits

3. Attention: remember that the words debit(Dr) and credit(Cr) mean only "left" and "right", NOT"increase"or "decrease"!

4. （ 1 ） the structure about assets account closing balance(Dr)= initial balance(Dr) + increase in debit - decrease in credit

5. （ 2 ） the structure about equity account closing balance(Cr)= initial balance(Cr) + increase in credit - decrease in debit

6. （ 3 ） the structure about cost or expense account

7. （ 4 ） the structure about revenue account

8. debit account credit increase in asset, decrease in assets, cost and expense ; cost and expense; decrease in liability, increase in liability, owner's equity and owner's equity and revenue revenue balance means asset balance means equity

9. Rules of Debit-Credit bookkeeping ● one is recorded as a debit in one account, and the other is recorded as a credit in another account. ——direction of accounts ； ● debits must always equal credits. —— amount of accounts;

10. ● three factors of accounting entry ： name of accounts,the direction of account and the amount 。 transactions ◎ what accounts ？ ◎ which side? ◎ what the amount ？ ● In practice, the accounting entry is written on the posting document 。 accounting entry

11. Method of recording business transaction (1)specify each account affected by the transactions and classify it by types (assets, liability, or owner's equity) (2) determine whether each account is increased or decreased by the transaction. (3) use the rules of debit and credit, determine whether to debit or credit the account. (4) make the accounting entry. Refer to example 3-2

12. Posting ： each business transaction will be recorded and reflected in the account books according to the accounting vouchers scientifically, completely, and continuously. Refer to eg.3-3 using double-entry accounting

13. trial balance Trial balance is a method used to check whether the account recording is right or wrong. 借 贷

14. 1.trial balance with accounting entry  refer to example 3-4 the total amount in debits=the total amount in credits

15. 2.trial balance with the amount occurred in current period the amount occurred in current period of all accounts in debits = the amount occurred in current period of all accounts in credits

16. 3.trial balance with the balance the total balance in debits = the total balance in credits

17. THE END Thanks for your attention!