Keep a record of your workings with a Sharp printing calculator. A solid, attractive machine with a clear 12 digit display, this is a robust and practical addition to your desktop. Printing in 2 colours at an impressive 4.3 lines per second, it is a great aid when completing complex calculations. Just print out and attach to your records so you can refer back to it when you need to remember how you got to a particular number. Especially useful for tax calculations and mark-ups.