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Item #:
113401169
CASIO FX-991CW Advanced Scientific Calculator, Black, S
87% of respondents would recommend this to a friend
Item #:
113401169
USD 71
Price Details
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*All items will import from UK
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Imported from UK store
QTY:
Order now and get it around Friday, July 17
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A high performance scientific calculator with high resolution display increasing the amount of information displayed and super fast calculation speed for testing or performing the most advance mathematics.
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What Stands Out
Advanced Functionality
The Casio FX-991CW offers over 400 advanced functions, including calculus and statistics, catering to higher education students and STEM professionals for accurate problem-solving.
Intuitive Interface
With a user-friendly layout and easy navigation, this calculator enables swift access to functions, minimizing time spent on calculations during exams and enhancing productivity.
Durable Design
Engineered for long-lasting use, the FX-991CW features a robust casing and reliable performance, ensuring it withstands rigorous classroom or field conditions, providing excellent value to users.
Product Details
- High Resolution Display to view more data like spreadsheets and 4x4 matrix calculations
- Natural Text book display - symbols and numbers appear just as they do in textbook
- Numeric Integration/Differentiation. 552 functions
- Simultaneous and Polynomial Solver
- International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.
| Calculator Type | Engineering/Scientific |
| Power Source | Solar Powered |
| Screen Size | 2.25 Inches (5.7 cm) |
| Number of Batteries | 1 LR44 batteries required. (included) |
| Display Type | LCD |
| Colour | Black |
| Enclosure Material | Plastic |
| Item Dimensions L x W | 16.2L x 7.7W centimetres |
| Brand Name | Casio |
| Model Name | FX-991CW |
| UPC | 889232615011 |
| Manufacturer | Casio |
| Manufacturer Part Number | FX-991EX |
| Model Number | FX-991CW |
| Item Weight | 3.35 Ounces (94.97 grams) |
| Item Type Name | Casio Advanced Scientific Calculator |
| Unit Count | 1.0 count |
| Brand | Casio |
| Material | Plastic |
| Product dimensions | 16.2L x 7.7W centimetres |
Who Should Buy?
-
Students
Ideal for high school and college students needing advanced calculations for mathematics and science courses efficiently.
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Professionals
Useful for engineers and scientists requiring precise calculations, graphs, and complex equations in their daily work.
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Educators
Great tool for teachers to demonstrate mathematical concepts and provide students with hands-on learning experiences.
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Casual Users
Not ideal for individuals needing simple calculations, as the advanced features may be overwhelming or unnecessary.
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Very Young Students
Unsuitable for young children who require basic functions, as the advanced capabilities may confuse them.
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Budget-Conscious Shoppers
May not be the best choice for individuals looking for basic calculators at a lower price point.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What type of math courses is this calculator suitable for?
Answer: This calculator is suitable for middle school, high school and college math courses. -
Question:
How many functions does this calculator have?
Answer: This calculator has 552 functions, including numeric integration/differentiation, vector and inequality calculations, and simultaneous and polynomial solver. -
Question:
Is this calculator solar powered?
Answer: Yes, this calculator is solar powered with battery backup (LR44 button cell battery included).
Casio FX-991CW Editorial Review
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Customer Reviews & Ratings
2133 customers ratings
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5 Star
83%
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4 Star
11%
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3 Star
4%
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2 Star
1%
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1 Star
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“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”
12 June 2026 · via Trustpilot
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- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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USD 71
Order now and get it around Friday, July 17
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Features & Benefits
- High resolution LCD screen allows viewing of more information like spreadsheets and 4x4 matrix calculations.
- Numeric Integration/Differentiation. 552 functions
- Simultaneous and Polynomial Solver
- Solar Powered with Battery Backup (LR44 Button Cell Battery Included)
- Rounded keys for easier inputs
- Works with ClassPad.net
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