| 摘要 |
<P>PROBLEM TO BE SOLVED: To easily perform split bill calculation, for calculating a payment amount for each of the persons for sharing the payment by a plurality of the persons, according to a change in a condition of the calculation. <P>SOLUTION: By a table terminal unit 2 assigned for each of customer groups who come to the store, the total payment amount for the customer group and the payment amount for each one of the persons belonging to the customer group are calculated, and the calculated total payment amount and the payment amount are displayed. When additionally ordered item and order quantity are designated, based on the item and the order quantity additionally designated, the interim total payment amount is calculated, based on the calculated interim total payment amount, the interim payment amount for each of the persons is calculated, and the calculated interim total payment amount and the interim payment amount for each a person are displayed. <P>COPYRIGHT: (C)2009,JPO&INPIT |
