In the paperless accounting system of the present invention, even if a person is not accustomed to accounting, a slip can be easily formed by simply inputting data of necessary items displayed on menu screens having different menus in accordance with different types of slips. Input errors of input slip data are automatically checked. Even if erroneous data are input, they can be corrected on the spot. The finished electronic slip files are assigned with slip numbers, respectively.
展开▼