At home, at the office or on the go, we often run into situations where we need to make some quick calculations. Whether it’s preparing a monthly budget, balancing a checkbook, estimating project costs or auditing financial data, a 4 function basic calculator is a useful tool to have at hand. This model of calculator performs basic math functions such as addition, subtraction, division and multiplication. This common device is the tool that is used by most to serve their basic computing needs.

Pocket-sized and lightweight, the 4 function basic calculator is convenient and portable. Some models may include features to meet the needs and suit the tastes of the buyer. Options commonly found in four function calculators include the choice of battery or solar powered units, some may have an illuminated LED display, and others feature large buttons for ease of use and visibility. Depending on the manufacturer, the calculator may have an eight or 10 number display.

Buyer reviews vary by preference. Some prefer battery-powered models over solar as they often find themselves working in low light environments. Other customers prefer solar for the convenience of not needing to replace batteries over time. Many buyers look for ease of visibility and use, so the large button option and clear illuminated display are popular features among users of this product. Before you buy, it’s important to know as a user what functionality and features are most important to you.

There are many brands on the market. Sharp, Casio and Texas Instruments are among the top manufacturers with a 4 function basic calculator as part of their product line, each with strong customer reviews for their convenience, ease of use and performance. Convenient to be kept in a desk drawer, a purse or wherever the need calls, this calculator is one tool that you’ll be glad to have at your disposal.