Casio fx-115ES PLUS Calculator Review

Casio fx-115ES PLUS is a perfect calculator for high school and college students which helps students to learn the subjects like General Math, Algebra, Trigonometry, Statistics, Calculus, Physics, Engineering as well as other subjects. In order to ​ensure perfection ​easy operation at any level, this calculator has been designed and manufactured with Casio’s most advanced technology.This calculator is allowed for the examinations like SAT and ACT college entrance exams, PSAT/NMSQT, AP test and NCEES exams. It is able to totally fulfill the demand of the calculations needed in these exams. So you can take it with you and sit for these examinations without being worried.

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​Specifications

Power: Built-in solar cell, battery LR44 (GPA176)

Approximate Battery Life: 3 years

Operating Temperature: 0°C to 40°C

Dimensions: 11.1 mm × 80 mm × 162 mm

Weight: 95g including battery

​​The fx-115ES PLUS from Casio is a perfect calculator for people who don’t need the graphical calculator. It is a lightweight, budget compatible, versatile tool that is able to perform a lot of mathematical operations for helping the users. With the combination of user comfort and versatility, Casio fx-115ES PLUS is really beast within the budget. No matter you are buying the first calculator or not, this piece is highly recommended for you without any hesitation.

Dashing Display​​​​

The display of Casio fx-115ES PLUS is manufactured for being dedicated to showing results without any interruption. The design of the display is called natural textbook design. The name says it all. The display shows the results and expressions exactly as like as those can be seen in textbooks.

This function removes the hardships that the users face converting the shown result into their expected one, ​especially the problems with decimals. Users are able to get the results exactly in the way they want to see those. It also allows the users to enter the equations and expressions in the same way those are written in the books. Without any doubt, the display has reduced the extra work and time used for calculation.

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Versatility

Casio fx-115ES PLUS is an extremely versatile calculator to use for the students. I have already said above that this can be used by students from a number of subjects. The reason is the ability to perform operations. This calculator is able to perform a huge number of operations such as frictions, statistics, base arithmetic, linear functions, generation of the random number, standard deviations, polar-rectangular conversions etc. According to the manufacturer, the number of operations is around280.

​This variety of operations has made this calculator extremely versatile and favorite to the students. This is even compatible for calculating matrix and vector calculations.

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User Friendliness

Casio fx-115ES PLUS is a user-friendly calculator. How?The display is one of the most important things that show the user-friendliness of this calculator. Besides this, around 280 operating options prove that this calculator is friendly for students from different fields of study. Besides these, the multi-replay function also contributes in user-friendliness.

The multi-replay function of this calculator memorizes past calculations and allows the user to step back to those previous calculations. Not only this, the users are also allowed to edit and correct mistakes and calculate the equation again. This saves the time of the user and lets him find the mistakes easily.

Shape and Weight

The weight is another thing that ensures user-friendliness. We know that calculators are not that much heavy. The calculator is extremely lightweight with the original weight of only 95g that allows the users to carry it easily. It will not feel like a burden to you. The flattened shape of the calculator is designed for the ease of handling and using without difficulties for user comfort. It also ensures easy storing, may be inside the notebook also.

The combination of shape and weight of this calculator is properly designed for easy carrying, handling, using and storing. Besides, the plastic buttons are durable. The drawback is that the plastic buttons shift around when those are pressed.

Pros:

  • ​Textbooks the designed display that improves visibility.
  • ​Best calculator for the people with really low budget.
  • ​A huge number of operations for different users from different fields.
  • ​A calculator that is simple and easy to use.

Cons:

  • ​Users have found that the buttons are loose and shift around at the time of pressing.
  • ​In case of longer equations, putting full equation becomes impossible in some cases.
  • ​History is wiped away if ON button is pressed. The same thing happens when the mode is changed.

Handling Precautions: Casio fx-115ES PLUS 

​The calculator is an electric device and should be handled properly. Otherwise, you can’t use it for a long time. For maximizing the lifetime of the calculator, you need to follow some rules of handling it properly. These are given below-

1. Don’t try to take it apart.

2. Replacing the battery after every 1 year will continue constant performance ​through a battery can be used for longer than that.

3. Try not to use the calculator in areas where ​the temperature is not within 0°C to 40°C. Also, try to avoid extreme humidity.

4. The same goes in case of storing. Don’t store the calculator where the temperature is less than 0°C or more than 40°C. Avoid humidity and wet places while storing.

5. Don’t do anything that can put huge physical pressure on it if you don’t want to want this calculator to be broken.

6. Use batteries that are recommended by the manufacturer if you want the calculator to work for a long time.

7. If cleaning the exterior is required, try to do that with a dry and cleaning piece of cloth. Avoid water for cleaning; even a single drop of water should be avoided.

FAQ

1. How many previously done operations this calculator can remember?

Ans- It saves calculations till you click ON. When you click ON, the memory will be restored.

2. Does it come with a manual?

Ans- Yes, it comes. But if you don’t get it unfortunately, you can find the manual ​on the manufacturer’s website.

3. How ​can the decimal answers be found from fractions?

Ans- This can be done by pressing S-D button.

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Conclusion

The fx-115ES PLUS from Casio is a perfect calculator for people who don’t need the graphical calculator. It is a lightweight, budget compatible, versatile tool that is able to perform a lot of mathematical operations for helping the users. With the combination of user comfort and versatility, Casio fx-115ES PLUS is really beast within the budget. No matter you are buying the first calculator or not, this piece is highly recommended for you without any hesitation.

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