Tired of adding numbers twice just to be certain you are correct? Problem solved.
Add virtual checkmarks
Edit tape
Adding Tape is an adding machine with a virtual "tape."

Add, subtract, multiply and divide numbers up to five decimal places, keeps a running total and a virtual "tape."

Note: Adding Tape is modeled after an adding machine, not a calculator. The behavior of each is different.
- Undo an unlimited number of times

- Virtual tape visible while adding or switch to edit screen to view tape in a full window

- selecting rows in edit mode adds virtual checkmarks to aid in checking your work

- Edit mode allows you to delete individual rows

- Remembers tape between launches

- Touch a number in your tape to copy

- Key sound or mute option

- Five different button sounds to select

- Optional decimal behavior: stays in fixed location as you enter numbers or traditional hit decimal key

- Alternate large Zero key or small '0' and '00' keys

Adding Tape