$87.00 cheaper than the new price!!
Management number | 202064948 | Release Date | 2025/09/19 | List Price | $87.00 | Model Number | 202064948 | ||
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The Casio FX991CW is a scientific calculator built for students, engineers, and anyone who works with serious mathematics on a daily basis. It presents equations in the same layout you see in textbooks, so you can follow each symbol and operator with confidence. A high resolution screen fits long expressions, spreadsheets, matrices, and vectors on a single line, which means less scrolling and fewer transcription errors.
With 552 built-in functions, the calculator can move smoothly from basic fractions to calculus topics such as numeric differentiation and definite integration. Nine variable memories stay intact between sessions, allowing you to pick up a problem exactly where you left off. When you need a visual check, a quick scan of the on-screen QR code opens ClassPad.net on your phone and shows the corresponding graph in seconds.
The unit harvests ambient light for primary power and carries an LR44 battery as a dependable backup, so you are covered during long exams or indoor study sessions. Rounded keys with clear labeling and a four-way cursor make data entry fast and comfortable, even during extended problem sets. A protective hard case slides over the front or back to guard the keyboard and screen in a backpack.
Because it meets the requirements for GCSE and A Level papers, the FX991CW transitions smoothly from classroom lessons to official examinations. Whether you are checking homework, tackling lab work, or preparing for university entrance tests, this calculator delivers the speed and accuracy you need without adding distractions.
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