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Casio FX-991EX Black Scientific

About this item


  • Spreadsheet Functionality with Natural Textbook Display.
  • QR Code. Generate a QR code for your problem, scan the code and immediately see a graphical representation of your data.
  • Numeric Integration/Differentiation, Simultaneous and Polynomial.
  • Prime Factorization, Matrix and Vector Calculations.
  • Matrix and Vector Calculations, Complex Number Calculations.


Dimensions (Overall): 6.5 Inches (L) x 3.12 Inches (W) x 1.25 Inches thick

Tests Approved For: AP Calculus, ACT, AP Chemistry, AP Physics, PSAT, SAT I, SAT II Math IC, SAT II Math IIC

Number of Functions: 552

Battery: 1 LR44 Alkaline, Optional, Included

Warranty: 1 Year Limited Warranty. To obtain a copy of the manufacturer's or supplier's warranty for this item prior to purchasing the item, please call Target Guest Services at 1-800-591-3869

TCIN: 50593112
UPC: 079767032593
Item Number (DPCI): 056-15-0053


The Casio fx-991EX, with a high-resolution LCD screen, allows more information for applications like spreadsheets and 4x4 matrix calculations. This calculator has as comprehensive set of advanced calculations for integration & differential calculus, along with vector and inequality calculations. For the middle and high school grades, the calculator has basic spreadsheet functionality, ratio and statistical functionality, down to ration calculations and prime factorization. Need graphical representation for data generated by the fx-991EX – no problem! Generate a QR code for your problem, scan the code and immediately see a graphical representation of your data; within a classroom, students can see their collective data in real time with other students. Recommended for students taking General Math, Pre-Algebra, Algebra I & II, Trigonometry, Calculus, Statistics, College Algebra, Chemistry, Physics, and Engineering.
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