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Item #:
242605618
Casio FX-991EX ClassWiz Scientific Calculator 552 Functions Advanced Engineering
85% of respondents would recommend this to a friend
Item #:
242605618
€ 52
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Order now and get it around Monday, October 12
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The Casio FX-991EX Scientific Calculator is not just another calculator; it is a comprehensive tool designed to elevate your mathematical prowess.
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What Stands Out
Advanced Functions
The Casio FX-991EX offers 552 advanced functions including calculus and matrix calculations, making it ideal for engineering and science students seeking comprehensive computational support.
Natural Display
Its Natural Textbook Display shows calculations as they appear in textbooks, enhancing understanding and reducing errors, which is a significant advantage for collaborative learning and exam preparation.
Rechargeable Battery
Unlike many calculators, the FX-991EX features a rechargeable battery, ensuring it lasts longer without frequent replacements, appealing to environmentally conscious users and providing cost-effective reliability.
Product Details
| Brand | Casio |
| Key Size | Regular |
| Type | Scientific |
| Display Size | Regular |
| Power Source | Solar, Battery |
| Size | Handheld |
| Model | Casio fx-991EX |
| MPN | FX-991EX |
| Features | LCD Display, Backlight, Calculus |
| Country of Origin | Malaysia |
| UPC | 4971850092315 |
| Item Weight | 1 lbs (450 grams) |
Who Should Buy?
-
Engineering Students
Perfect for engineering students requiring advanced functions and calculations in their coursework and projects.
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Professionals
Ideal for professionals in technical fields needing accurate calculations and various mathematical functionalities regularly.
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Science Enthusiasts
Great for science enthusiasts and hobbyists who want to explore complex calculations and scientific functions.
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Basic Calculations
Not suitable for users only needing basic arithmetic operations, as its advanced features may be overwhelming.
Product Description
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Customer Questions & Answers
-
Question:
What types of calculations can the FX-991EX perform?
Answer: It can perform advanced calculations such as complex numbers, matrices, calculus, statistical calculations, and regression analysis. -
Question:
Is the calculator user-friendly for beginners?
Answer: Yes, the FX-991EX features a natural textbook display and a user-friendly interface suitable for learners. -
Question:
What is the battery life like for the FX-991EX?
Answer: The FX-991EX comes with a long-lasting battery designed for uninterrupted use during extended study or work sessions.
casio Editorial Review
Casio FX-991EX ClassWiz Scientific Calculator 552 Functions Advanced Engineering is an exceptional tool for engineering students and professionals. This calculator stands out with its LCD display that is not only clear but also features backlighting for better visibility. Users have praised its advanced capabilities, noting it quickly solves complex equations, integrals, and sums. The mathematical natural textbook expressions enhance usability, making it a favorite among students who need accuracy and speed. Its durable design ensures it can withstand daily use, which is crucial for those who carry it around frequently. The calculator’s ability to perform base conversions rapidly is an added advantage, making it a top choice in academic settings.
Customer Reviews & Ratings
225 customers ratings
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5 Star
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4 Star
6%
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Pros
- Clear and backlit LCD display for easy reading
- Solves complex equations swiftly and accurately
- Durable design perfect for daily use
- Natural textbook display enhances usability
- Efficient base conversion functions
Cons
- Spreadsheet feature may lose data on power off
Platform Trust & Buyer Confidence
MA
Mohammad
Verified buyer
“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
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Chitra
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“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
22-Jul-26 · via Trustpilot
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“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”
23-Jul-26 · via Trustpilot
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23 July 2026 · via Trustpilot
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€ 52
Order now and get it around Monday, October 12
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QTY:
Only 3 items left in stock.
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Features & Benefits
- Features 552 advanced functions including calculus and matrices.
- Perfect for students, engineers, and professionals needing reliable calculations.
- High-resolution LCD with natural textbook display for easy reading.
- Portable and compact design fits easily in backpacks and briefcases.
- Long-lasting battery ensures functionality during lengthy study sessions.
- Ideal for real-world applications like finance, engineering, and scientific research.
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