| 摘要 |
A budget tracking calculator system and method is disclosed, comprising a portable calculating device operating under software control and configured to permit a user to record budgetary expenditure data and other transaction data via a keypad. Four operating modes are provided—calculator, transaction entry, graphing and PC interface. In the transaction entry mode, the user may enter expenditure data into a variety of expenditure categories, to minimize manual data entry time and effort.
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