Item #:
121894223
Casio FX991EX Classwiz Scientific Calculator
90% of respondents would recommend this to a friend
Item #:
121894223
BTN 5322
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Unlock the power of advanced calculations with the Casio ClassWiz FX-991EX Scientific Calculator.
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What Stands Out
Comprehensive Functionality
With 552 functions, the Casio FX-991CW covers a wide range of mathematical calculations, making it an ideal choice for students and professionals seeking versatility in a scientific calculator.
Clear LCD Display
The advanced LCD display provides bright, clear visibility, ensuring users can easily read and interpret complex calculations, enhancing user experience for both educational and professional environments.
User-Friendly Design
Designed with an intuitive layout, the Casio FX-991CW allows users to navigate its functions effortlessly, catering to both novice and experienced individuals, thereby improving problem-solving efficiency.
Product Details
| Brand | Casio |
| GTIN | 0079767032593, 0809787035195, 0809394579433 |
| Height | 0.43in. (1.1 cm) |
| Weight | 0.19lbs. (90 grams) |
| Package Weight | 1 Pound |
Who Should Buy?
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Students
Ideal for high school and college students tackling mathematics, physics, and engineering subjects requiring versatile calculations.
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Professionals
Great for engineers, scientists, and financial analysts needing complex calculations and a range of functions in their work.
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Test Preparation
Perfect for students preparing for exams that allow scientific calculators, providing essential functions for problem-solving.
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Casual Users
Not suited for users needing simple calculations like basic arithmetic, as it offers complex functions unnecessarily.
Product Description
Casio FX991EX Classwiz Scientific Calculator
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Customer Questions & Answers
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Question:
What types of calculations can the Casio ClassWiz FX-991EX perform?
Answer: It can perform complex number calculations, base-N calculations, and a variety of statistical and trigonometric functions. -
Question:
Is it suitable for high school and college mathematics?
Answer: Absolutely! It’s designed for advanced calculations, making it perfect for high school and college level mathematics. -
Question:
Does it come with a warranty?
Answer: Yes, it comes with a manufacturer's warranty for quality assurance.
Editorial Review
The FX-991EX Classwiz Advanced Engineering Scientific Calculator has garnered a mixed but generally positive reception from customers. Many users appreciate its advanced features and capabilities, highlighting its extensive function set, ease of use, and the ability to save values and modify formulas, which significantly enhances functionality during calculations. The built-in QR code generator also adds a fun and practical aspect for users who want to share or visualize their calculations easily. However, not all feedback is entirely favorable. Some users have expressed dissatisfaction with the size of the calculator, finding it too large compared to previous models. The button design has been criticized, with comments about a rattling sound when keys are pressed, as well as issues with the visibility of the alternate key labels due to the mottled surface texture. The Variable Parametric Algebraic Method (V.P.A.M.) entry method, while a selling point for some, has been labeled cumbersome by others who prefer a more straightforward input method for everyday calculations. Despite these criticisms, many customers still regard the FX-991EX as an excellent choice for a scientific calculator, particularly for those who value advanced features and functionality, while a few still prefer older or simpler models for daily use. Overall, it serves well as a powerful tool for engineering and scientific tasks, with deliverables that elevate mathematical solutions. **
Customer Reviews & Ratings
101 customers ratings
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5 Star
92%
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4 Star
3%
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3 Star
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Pros
- Extensive function set with 552 operations
- Easy to use with many helpful features
- Allows saving and editing of formulas
- Includes pre-programmed Constants
- Quick response time for calculations
- Fun QR code generator feature
Cons
- Size is larger compared to older models, making it less portable
Platform Trust & Buyer Confidence
JG
Jazz
Verified buyer
“Easy to use and always helpful and sorts any issues I've had past and present”
1 September 2026 · via Trustpilot
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Emmanuel
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“The delivery was fast and the product came undamaged and authentic.”
29 August 2026 · via Trustpilot
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Verified buyer
“Fast, convenient and cheap. Great store!”
27 August 2026 · via Trustpilot
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BTN 5322
This product is not Fulfilled by Ubuy and can take minimum 10 days in delivery. We might cancel the product from the order and refund you if any issue arise with the delivery of this product.
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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Only 1 item left in stock.
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Features & Benefits
- Advanced functionality for complex and base-N calculations.
- Effortlessly solve equations and systems with up to four equations.
- Handle 552 functions and 40 metric conversions with ease.
- Includes special functions for statistics, trigonometry, and calculus.
- User-friendly icon menu and QR code function for quick access.
- Durable design with a new slide-on hardcase for protection.
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