| 摘要 |
PURPOSE:To correct an erroneous input by a simple operation, by providing a correction key on a calculator provided with a check control function. CONSTITUTION:A correction key 15 is provided on a calculator provided with a check control function, and in case when an erroneous amount of money has been inputted and a deposition key 13 (or a check key 14) has been operated, if it has occurred immediately after operation of the deposition key 13 (or the check key 14), said deposition key 13 (or the check key 14) is operated after operating said correction key 15, and if it has occurred after said time, said amount of money which has been inputted by mistake is inputted again, said correction key 15 is operated, and after that, the deposition key 13 (or the check key 14) is operated, by which the amount which has been inputted by mistake is subtracted (or added). In this way, in case when the amounts of deposition or a check has been inputted by mistake, its correction can be executed by a simple operation. |
