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4-times better resolution than Casio 991ES Plus for easier viewing of long expressions
| Calculator Type | Engineering/Scientific |
| Power Source | Solar Powered |
| Screen Size | 6 Centimetres |
| Number of Batteries | 1 AAA batteries required. (included) |
| Compatible Devices | Smartphone, Tablet |
| Display Type | LCD |
| Colour | Black |
| Enclosure Material | Plastic |
| Item Dimensions L x W | 16.6L x 7.7W centimetres |
| Brand Name | Casio |
| Model Name | FX-991CW |
| Unit Count | 1.0 count |
| Global Trade Identification Number | 04549526613845 |
| Manufacturer | Casio Computer Co., Ltd |
| Item Weight | 90 Grams |
| Item Type Name | Calculator |
| Model Number | C83 |
| Manufacturer Part Number | C83 |
| Brand | Casio |
| Material | Plastic |
| Product dimensions | 16.6L x 7.7W centimetres |
Ideal for high school and college students needing reliable scientific calculations for exams and coursework.
Useful for engineers requiring precise calculations for mathematical modeling, statistics, and equations in their work.
A great tool for teachers in math and science to demonstrate calculations and help students understand concepts.
Not suitable for programmers needing advanced programming capabilities as it is a non-programmable calculator.
The Casio FX-991CW Classwiz Non-Programmable Scientific Calculator has garnered positive reception among users, particularly those in educational and engineering fields. Customers highlight its user-friendly interface and wide array of functions, making it suitable for complex mathematical operations such as algebra, trigonometry, statistics, and calculus. The high-resolution display is praised for its ability to replicate textbook formats, thereby enhancing usability and reducing the potential for errors. Many reviewers appreciate the dual power source—solar and battery—which ensures the calculator operates effectively in various settings. The durable Construction of the FX-991CW also stands out, as users report that it withstands everyday use without significant wear and tear. However, some users note a learning curve when transitioning from older models, particularly regarding its advanced functions. Additionally, while the calculator is positioned as a premium option in comparison to basic scientific calculators, many feel that its enhanced features justify the cost. A few have commented on the need for frequent adjustments in settings for certain calculations, which may add a few seconds to their processing time. Overall, the Casio FX-991CW remains a favorite among students and professionals, admired for its reliability and comprehensive capabilities. **
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