Casio fx-115ES PLUS Scientific Calculator: Specs, Pros and Cons

One of Casio’s most advanced scientific calculators is the Casio fx-115ES PLUS. The included features pack a punch and keep users of all levels satisfied. Stick around for our review of the Casio fx-115ES PLUS to learn all there is to know, including the specs, pros, cons, and more.

General Info about the Casio fx-115ES PLUS

The Casio fx-115ES PLUS has been applauded by users as perhaps the best non-graphing calculator on the market. It has been specifically designed to perform at nearly any level. For instance, a handful of the calculator’s most enhanced features include displaying root forms of equations, product notation templates, finding derivatives, and advanced inequality functionality.

Extremely versatile in the various types of math that it can tackle, including calculus, physics, engineering, trigonometry, statistics, and more, the Casio fx-115ES PLUS is a stellar option for any user, whether they are a student or otherwise.

Casio fx-115ES PLUS Product Specifications

Equipped with over 280 functions, including fractions, base arithmetic, statistics, complex number calculations, standard deviation, computer science, linear regression, and polar-rectangular conversions.
Natural Display function shows entries and results as they appear in textbooks.
Multi-replay function allows for a step-by-step look-back through entered calculations where you can edit and recalculate.
Easily handles matrix and vector calculations.
Performs 40 metric conversions.
Large multi-line LCD display.
Solid plastic buttons for fast, easy keying.
Automatic shutdown.
Powered by both solar and back-up battery.
Weighs 3.35 ounces.
Approved for various exams, including PSAT/NMSQT, SAT, ACT, AP, and NCEES.
Sliding protective cover included.

PROS and CONS of the Casio fx-115ES PLUS

PROS

Natural Display function.
Comes with an impact-resistant cover.
Lightweight and portable but with a solid build design.
Great bang for the buck.
Easy to adjust the LCD display’s contrast.
Includes a helpful user manual for quick startup and many videos are easy to locate.
Features over 280 functions, all of which assist students nicely with test-taking.
Multi-replay function allows users to go through previous calculations step-by-step and edit inputs to recalculate answers.
Easy to use with a very small learning curve.
Stores lists of data for statistics.
Powered by both solar and battery.
Large LCD display makes it easy to scroll through previous calculations.
Beats out comparable Texas Instruments calculators as a user favorite.

CONS

Loses calculation history after powering off or when switching between modes.
Keys emit an audible click when pressed.
Matrix function can only support up to 3×3 matrix.

Common Issues in Casio fx-115ES PLUS User Reviews

Loss of calculation history.

The main issue cited by users of the Casio fx-115ES PLUS is the fact that the calculation history is wiped after powering off or when switching between modes. Automatic shutdown occurs after a few minutes of non-use, which can enhance this complication.

Besides this single issue, users of the Casio fx-115ES PLUS are otherwise quite satisfied with the unit. With this calculator, you get a tremendous amount of value at a super low price. Long-lasting, durable, and intuitive, the Casio fx-115ES PLUS offers up the ultimate favorite function of the Natural Display feature. It shows calculations just as they would be seen in a textbook. Other highlights include the multi-replay function, large scrollable LCD display, and the versatility offered.

Verdict

The Casio fx-115ES PLUS provides much more than one would think based on such an insignificant cost. With nearly limitless possibilities, this unit is the perfect tool for anyone in need of an excellent scientific calculator. With a small footprint, quality build, and incredible functionality, you can’t go wrong. Let us know what you think about the Casio fx-115ES PLUS by leaving a comment below.