CASIO WM-320MT Desktop Calculator, 12 Digits, Splashproof and Dust-Proof, Tax Calculation, Solar/Battery Operated, Orange

Price: €25.94
(as of Dec 18, 2025 21:06:20 UTC – Details)

From the manufacturer

CASIO, one of the leading manufacturers of electronic consumer goods, has been dedicated to the development of products characterised by modern technology and innovative design language since its inception in 1957. The product range includes: Calculators, clocks, electronic dictionaries, musical instruments, projectors, cash register systems and mobile phone terminals. Branded items, stand for quality and reliability – this is highly appreciated by users.

Calculator by Casio

Large buttons and easy-to-read display: The clear desktop calculators ensure correct results in the office.

Whether pocket and desktop calculators or printing calculators – with the models from Casio you get the right result quickly and reliably. The models are characterised by a variety of functions and robust workmanship. The ergonomic design ensures error-free input and an easy-to-read output of the results.

From the emergence of the computer industry to the present day, Casio has continuously developed products with impressive technologies. „Casio 14-A“ is the name of the world’s first compact and fully electric relay computer, which Casio introduced in 1957. Today, Casio sells calculators for school and office in over 120 countries around the world.

Special product features:

Splash-proof and dust-proof (IP54)

Water and dust resistant calculators (according to ISO IP54). Even in dusty and wet environments, the computer works reliably and opens up many new areas of application.

tax calculation

Function for easy calculation of tax advances and discounts. A previously stored tax rate can be added to or subtracted from an amount at the touch of a button.

+/- sign change

Sign change, e.g. from 100 to -100 or vice versa, at the touch of a button. Valuable function in any calculation that starts with a negative number.

Operating instructions for selected functions

Professional Percentage Calculation

A function for convenient and easy determination of percentage rises and downs. Then there is a separate display of the calculated absolute value. (Details on operation in the PDF under product description.)

Cost / Sell / Margin

Profit calculation allows you to determine cost, end user price and margin. The transparent display primarily facilitates commercial calculations. (Details on operation in the PDF under product description.)

3-button memory

The memory buttons allow numbers to be saved for later use. The re-entry of numbers is no longer necessary if they are required for several calculations, for example. (Details on operation in the PDF under product description.)

Versatile calculation functions: this compact calculator allows for tax calculation, professional percentage calculation, and offers features such as mark up with percentage key, cost/sell/margin, sign change and input buffer
Helpful memory: the 3-button memory facilitates extensive calculations
Clear display: the 12-digit LCD display with calculation command display and thousands of subdivisions allows efficient work at the desk
Power supply: in addition to environmentally friendly solar/battery operation, this calculator has a memory protection battery and an automatic switch-off function
Convenient input: with double zero button