Casio SL-310UC-BU Calculator, 10 Digits, Blue

Price: €9.01 - €8.49
(as of Nov 30, 2025 01:57:05 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.

Pocket and desk calculator in trendy colours

The models with the eye-catching plain design and striking colour accents are a real eye-catcher and invite you to choose a personal favourite.

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:

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.

square root

Calculation of square roots. Practical for anyone who, for example, at the touch of a button, you want to calculate the length of a side, based on the area of a square.

Quick correction button

Digit delete current entries for quick and easy correction without having to delete and re-enter the entire calculation.

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.)

Time calculation

Switch from 60s time format to 10 decimal format and vice versa. Addition and subtraction of time units (hours, minutes and seconds) are facilitated. (Details on operation in the PDF under product description.)

4-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.)

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Customer Reviews

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4.2 out of 5 stars 32

4.2 out of 5 stars 306

4.2 out of 5 stars 103

4.1 out of 5 stars 37

4.0 out of 5 stars 155

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€8.39€8.39 €12.96€12.96 €9.39€9.39 €12.69€12.69 €11.99€11.99

Calculator in trendy colours

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Stylish models
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Ecological
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Currency conversion (3 rates)
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square root

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Time calculation

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Number of digits in the display
10 US 8 US 8 US 12 US 10 US 10 US

Solar/battery operated

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Double zero button
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Metal front
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Is Discontinued By Manufacturer ‏ : ‎ No
Product Dimensions ‏ : ‎ 11.8 x 7 x 0.8 cm; 50 g
Date First Available ‏ : ‎ 31 Oct 2017
Manufacturer ‏ : ‎ CASIO
ASIN ‏ : ‎ B076QQCLSQ
Item model number ‏ : ‎ SL-310UC-LB
Country of origin ‏ : ‎ Japan
Guaranteed software updates until ‏ : ‎ unknown
Best Sellers Rank: 14,715 in Stationery & Office Supplies (See Top 100 in Stationery & Office Supplies) 27 in Basic Calculators
Customer reviews: 4.6 4.6 out of 5 stars 934 ratings var dpAcrHasRegisteredArcLinkClickAction; P.when(‚A‘, ‚ready‘).execute(function(A) { if (dpAcrHasRegisteredArcLinkClickAction !== true) { dpAcrHasRegisteredArcLinkClickAction = true; A.declarative( ‚acrLink-click-metrics‘, ‚click‘, { „allowLinkDefault“: true }, function (event) { if (window.ue) { ue.count(„acrLinkClickCount“, (ue.count(„acrLinkClickCount“) || 0) + 1); } } ); } }); P.when(‚A‘, ‚cf‘).execute(function(A) { A.declarative(‚acrStarsLink-click-metrics‘, ‚click‘, { „allowLinkDefault“ : true }, function(event){ if(window.ue) { ue.count(„acrStarsLinkWithPopoverClickCount“, (ue.count(„acrStarsLinkWithPopoverClickCount“) || 0) + 1); } }); });

Versatile calculation functions: this handy calculator offers tax calculation, professional percentage calculation, mark up with percentage key, square root, quick correction button, time calculation, +/- sign change and input buffer.
Helpful Memory: The 4-button memory facilitates extensive calculations.
Clear display: The 10-digit LC display offers a calculation command display as well as a thousand subdivisions.
Environmentally friendly power supply with solar/battery operation, memory protection battery and automatic switch-off.
This small calculator in classic product design is equipped with plastic buttons. Dimensions: 8 x 70 x 118 mm, weight: 50 g