Screen Tape Adding Machine
This works like an old paper tape adding machine, except that the tape is on the computer
screen, not on paper. To add a column of numbers, enter your first number in the top
input box, and press the keyboard [Enter] key. A second input box will appear below the
top input box.
Enter your second number in the second input box and press the [Enter] key. A third
input box will appear below the second input box, and the total of the first two numbers
will appear in the Total: box. Continue entering numbers, the total will appear in the
• You can enter a number with a decimal point, but do not enter
commas. To enter a negative number, prefix the number with a - sign. Negative numbers
are subtracted from the total.
• You can scroll back and edit a number in the tape, but
you must press the keyboard [Enter] key while the cursor is in one of the input
boxes to calculate the new total.
• To save your tape, click here
and, in the File menu of the popup window that appears, select Print... or