Casio FX-991EX Classwiz. Approved for GCE A Levels (Local Warranty)
<p>Intuitive, approachable new design</p><p>High-definition !#!amp!*! 4-gradation display</p><p>With the 4-gradation display, the current input location is displayed in a darker color.</p><p></p><p></p><p>Intuitive cursor operation</p><p>Simple cursor-based operations and a key layout that follows the natural flow of use.</p><p></p><p></p><p>Natural Textbook Display</p><p></p><p>Intuitive, easy-to-learn icon display</p><p></p><p>List display function for thorough, speedy learning</p><p></p><p>High-speed calculation</p><p>Fast calculation for smooth performance in class or during examinations.</p><p>Packed with features to encourage learning</p><p>Calculator Apps</p><p>Easily select a calculator app from the Home screen that is suitable for the type of calculation that you want to perform.</p><p></p><p>*The image is the display of fx-991CW.</p><p>Spreadsheet</p><p>Useful for learning statistics, recursive formulas, and more.</p><p>Handles up to 5 columns x 45 rows (maximum of 170 data items).</p><p></p><p>Math Box</p><p>The following functions to support math learning: Dice Roll and Coin Toss for probability simulations.</p><p></p><p></p><p>*Screen images might differ from the final product.</p><p>Calculate</p><p></p><p>General calculations</p><p>Statistics</p><p></p><p>Statistical and regression calculations</p><p>Table</p><p></p><p>Generates a number table based on one or two functions</p><p>Equation</p><p></p><p>Simultaneous equations, higher-order equations, and Solver (function to find the value of any variable contained in an input equation)</p><p>Online visualization service using QR codes</p><p>Easily generate QR codes of equations input into the calculator. Graphs and other graphics can be displayed on smartphones or tablets.</p><p>1. Input data</p><p></p><p>2. Generate !#!amp!*! scan QR code </p><p></p><p>3. Graph on smart device</p><p></p><p>4. Analyze graph</p><p></p><p>Variety of functions that are available in calculator apps to support students’ learning.</p><p>CATALOG</p><p></p><p>The CATALOG menu shows Store values to variables categories of commands, functions, and symbols according to the calculator app that you are currently using and the current status of the app (the displayed screen or current settings).</p><p></p><p></p><p>FUNCTION</p><p></p><p>You can store functions in both the f(x) and g(x) memory.</p><p></p><p></p><p>Examples:</p><p>Create a table in the Table app</p><p></p><p>Call from a spreadsheet</p><p></p><p>VARIABLE</p><p></p><p>You can store values to variables and use the variables in calculations.</p><p>!#!lt!*!Things you can do with the Variable key!#!gt!*!</p><p>Display the variable list screen</p><p></p><p>Store values to variables</p><p></p><p></p><p>Use saved values (can be called from any app)</p><p></p><p></p>