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Best basic office calculators - September 2026

Last Updated - September 11, 2026

1
Best Choice
24% Off

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Amazon Basics
24% Off

Amazon Basics LCD 8-Digit Desktop Calculator, Portable and Easy to Use, Black, 1-Pack

Amazon Basics

(24% Off)

More Details
Main highlights
- User-friendly buttons that are comfortable, durable, and well marked for easy use by all ages, including kids
- Designed to sit flat on a desk, countertop, or table for convenient access
- 8-digit LCD provides sharp, brightly lit output for effortless viewing
- 6 functions including addition, subtraction, multiplication, division, percentage, square root, and more
(24% Off)
2
31% Off

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Casio
31% Off

Casio SL-300SV Standard Function Desktop Calculator

Casio

(31% Off)

More Details
Main highlights
- LARGE EIGHT-DIGIT DISPLAY – Clear and easy-to-read 8-digit display, perfect for everyday calculations, ensuring accurate results in home or office settings.
- GENERAL PURPOSE CALCULATOR – Ideal for a wide range of applications, from basic math to business and personal use.
- DURABLE HARD COVER: Built-in protective case shields the calculator from scratches, drops, and everyday wear.
- DUAL POWER SOURCE: Operates on solar power with battery backup to ensure reliable use in any lighting condition.
- COMPACT & PORTABLE DESIGN – Space-saving design that fits easily on any desk or in a briefcase, making it ideal for both home and office use.
(31% Off)
3
17% Off

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Casio
17% Off

Casio MS-80B Desktop Calculator, Tax & Currency Tools

Casio

(17% Off)

More Details
Main highlights
- USER-FRIENDLY KEYBOARD – Easy-to-use layout, featuring square root, percent calculation, and simple functions that make it perfect for everyday tasks.
- TAX & CURRENCY EXCHANGE FUNCTIONS – Effortlessly handle tax calculations and convert home currency to other currencies for easy financial management.
- LARGE EIGHT-DIGIT DISPLAY – Clear and easy-to-read 8-digit display, perfect for everyday calculations and ensuring accurate results in home or office settings.
- GENERAL PURPOSE CALCULATOR – Ideal for a wide range of applications, from basic math to business and personal use, with memory keys for quick storage and recall.
- COMPACT & PORTABLE DESIGN – Space-saving design that fits easily on any desk or in a briefcase, making it ideal for both home and office use.
(17% Off)
4
Best Value
33% Off

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

CATIGA
33% Off

CATIGA 12 Digit Desk Calculator, Desktop Calculators with Large LCD Display & Big Buttons, Basic Simple 4 Function Solar Calculator, Dual Power Solar & Battery for School, Office & Home (CD-2786)

CATIGA

(33% Off)

More Details
Main highlights
- [VERSATILE PURPOSES] -This calculator is designed for many occasions: business, office, home, basic budgeting, school, and more. Use it to assist your personal finance or just a quick calculation session.
- [SENSITIVE AND BIG BUTTONS] - Your calculation process will be faster and smoother with this calculator’s responsive buttons. Once pressed, the buttons quickly register and display the corresponding number on the screen. The big size of the buttons prevents you from hitting the wrong button.
- [LARGE DISPLAY] - The huge LCD screen that clearly displays big numbers makes it easy to read from afar, and it’s aesthetically pleasing.
- [FUNCTIONALITIES] - Add, subtract, multiply, divide, backspace, grand total, CE, %, M+/M-/MRC, On/AC Button, and Auto Power-Off. The calculator will turn itself off after about 6 minutes of being idle.
- [DUAL POWER DESIGN] - This calculator utilizes both the solar power and battery power (battery included). The solar panel, as long as you use it in a lit environment, will power up the calculator thoroughly.
(33% Off)
5

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Texas Instruments

Texas Instruments TI-503 SV Standard Function Calculator

Texas Instruments

More Details
Main highlights
- Three key memory
- Switch key +/-
- Power saving LCD
- Large 7-millimeter display height
- Easy-to-read 8 digit display

Best basic office calculators - September 2026

Amazon Basics LCD 8-Digit Desktop Calculator, Portable and Easy to Use, Black, 1-Pack

Casio SL-300SV Standard Function Desktop Calculator

Casio MS-80B Desktop Calculator, Tax & Currency Tools

CATIGA 12 Digit Desk Calculator, Desktop Calculators with Large LCD Display & Big Buttons, Basic Simple 4 Function Solar Calculator, Dual Power Solar & Battery for School, Office & Home (CD-2786)

Texas Instruments TI-503 SV Standard Function Calculator

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