• Casio Scientific Calculator (fx-991EX) (3 Years Warranty)
  • Casio Scientific Calculator (fx-991EX) (3 Years Warranty)
  • Casio Scientific Calculator (fx-991EX) (3 Years Warranty)
  • Casio Scientific Calculator (fx-991EX) (3 Years Warranty)
  • Casio Scientific Calculator (fx-991EX) (3 Years Warranty)
Casio Scientific Calculator (fx-991EX) (3 Years Warranty)

Casio Scientific Calculator (fx-991EX) (3 Years Warranty)

449 Ratings | 263 Reviews

Brand: CASIO

Category: Calculator

TK. 1,580

TK. 1,700 (You Save TK. 120)


  • Model: Casio FX-991EX
  • Display: LCD (Dot matrix display)
  • Product Type: Scientific Calculator

Product Specification & Summary

Title: Casio Scientific Calculator (fx-991EX) (3 Years Warranty)
Brand: CASIO
Model Casio FX-991EX
Display LCD (Dot matrix display)
Product Type Scientific Calculator
Warranty 3 years
Dimensions 11.1 x 77 x 165.5mm
Icon menu Specify the operation you want to perform by selecting an icon or inputting a number.
Multi-replay Quick and easy recall of previously executed formulas for editing and re-execution.
Number of Functions 552
Power Sources Solar and Battery Powered
Key Type Plastic Keys
Digit 12

Casio fx-991ex: The new classroom ideal
Casio Classwiz fx-991ex Scientific Calculator features a high-resolution display for more data to show on display, the online QR code visualization function helps one do more via graphical and numerical representation. With High-resolution LCD Technology, it represents more information at once so that one can work through large spreadsheets along with matrix calculations, natural textbook display, intuitive icon display, interactive format, and more. Because of its extensive set of advanced calculations, one can work on integration and differential calculus including vector and inequality calculations. It has spontaneous operability and high-performance functions. The metallic finish keys with colorful coding for better functionality twice the memory size and make sure of speedy calculations. No matter what is the need, this calculator can do it all.

About this product:
- To minimize scrolling High-resolution LCD shows more work.
- Multiple steps problems can be solved through advanced calculations.
- Fast representation with data can be done through online visualization.
- Reliable use in any settings.
- Two store power sources.
- Perfect for calculus, algebra, geometry.
- Energy supply: Solar Battery
- 2 function table of values [f(x), g(x)]
1. Smooth and intuitive operability:
The intuitive and interactive operation makes the features easy to use. Using the icons increased its viewability. It also quickens the desired function selection process. It is really user-friendly.
2. Textbook display:
Like textbooks, all the fractions, roots, logarithms, power, and other symbols and formulas make an appearance. Any problem can be solved in a bookish manner.
3. Simpler and quicker calculations:
It is designed to have a quick calculation for smooth performance in class. The mere keystrokes and visualized methods make the calculations faster.
4. Listing display function:
The results of variable and statistical calculation, stored in memory, can be displayed in lists.
5. Fundamental functions for learning:
A wide array of primary functions is available to support student's learning which is also beneficial for education.
6. Online visualization service using QR Code:
By using QR codes, graphs and other information can be displayed on smartphone or tablet screens. Just by using a simple operation, it is easy to input the information.
7. Spreadsheet Display:
Advanced mathematical problems including spreadsheets can easily be solved using this. Calculations can be simply done. Also, there is a chance to take advantage of using previous data which were unused.
8. Quality:
Top-quality and authentication assure reliance for use in educational contexts. This has a high quality which can solve 4× 4 matrix calculations, calculation of simultaneous equations with four unknowns, and quartic equations.
9. Premium contents:
A variety of Casio content is available to make learning easier which any user can access after registration to their website. This service makes the product more user-friendly.

Customers who bought this product also bought

Reviews and Ratings


449 Ratings and 263 Reviews

Show more Reviews

Product Q/A

Have a question regarding the product? Ask Us

Show more Questions

Create a New List