Adding And Subtracting Machine

Adding and Subtracting Machines are a type of Accounting and Calculating Machines that fall under the supply class of Office Machines, Text Processing Systems, and Visible Record Equipment. These machines are designed to perform basic arithmetic operations such as addition and subtraction. They are commonly used in offices and businesses to quickly and accurately calculate sums and differences. Adding and Subtracting Machines typically have a keypad or buttons for inputting numbers, a display for showing the results, and additional features such as memory functions and printing capabilities.