Casio FX-991EX Advanced Scientific Calculator
Casio FX-991ESPLUS Scientific Calculator Black FX-991EX-S-UT The FX-991EX-S-UT advanced scientific calculator features a new high-resolution LC display with 192 x 63 pixels and a resolution that is four times higher than that of the FX-ES plus series. This calculator has over 550 functions, and has 47 scientific constants. Thanks to the QR code function, calculation results can be viewed on a smartphone or tablet, increasing your flexibility when working on the move. The spreadsheet function also allows the user to perform basic spreadsheet calculations on a scientific calculator for the first time.
Casio FX-991ESPLUS Scientific Calculator Black FX-991EX-S-UT The FX-991EX-S-UT advanced scientific calculator features a new high-resolution LC display with 192 x 63 pixels and a resolution that is four times higher than that of the FX-ES plus series. This calculator has over 550 functions, and has 47 scientific constants. Thanks to the QR code function, calculation results can be viewed on a smartphone or tablet, increasing your flexibility when working on the move. The spreadsheet function also allows the user to perform basic spreadsheet calculations on a scientific calculator for the first time.
Casio FX-991ESPLUS Scientific Calculator Black FX-991EX-S-UT The FX-991EX-S-UT advanced scientific calculator features a new high-resolution LC display with 192 x 63 pixels and a resolution that is four times higher than that of the FX-ES plus series. This calculator has over 550 functions, and has 47 scientific constants. Thanks to the QR code function, calculation results can be viewed on a smartphone or tablet, increasing your flexibility when working on the move. The spreadsheet function also allows the user to perform basic spreadsheet calculations on a scientific calculator for the first time.
Casio FX-991ESPLUS Scientific Calculator Black FX-991EX-S-UT The FX-991EX-S-UT advanced scientific calculator features a new high-resolution LC display with 192 x 63 pixels and a resolution that is four times higher than that of the FX-ES plus series. This calculator has over 550 functions, and has 47 scientific constants. Thanks to the QR code function, calculation results can be viewed on a smartphone or tablet, increasing your flexibility when working on the move. The spreadsheet function also allows the user to perform basic spreadsheet calculations on a scientific calculator for the first time.
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The lowest price for Casio FX-991EX Advanced Scientific Calculator right now is $14.19 at AliExpress.com - AliExpress-226247430, compared across 4 retailers.
The all-time low was $4.00 on 12 Aug 2026 — today's price is 255% above the lowest ever. It has been notably cheaper before — worth setting a price alert.
Prices last updated 3 Oct 2026.
Last updated at 03/10/2026 22:44:51
FX991EX Scientific Calculator: Function Capabilities, Matrix & Complex Number Equation Solving
Delivery $32.16
Casio Fx-991ex Classwiz Advanced Engineering Scientific Calculator 552
Free delivery
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
Advanced FX-991EX Scientific Calculator ClassWiz Compatible Calculator for Maths, Engineering & Exams
Delivery between 9–13 Oct $41
Casio FX-991EX Advanced Engineering/Scientific Calculator (UK VERSION) - Black | CASIO Dubai
| Product dimensions | 16.8 x 8.2 x 1.8 cm; 90.01 Grams |
| Batteries | 1 CR123A batteries required. (included) |
| Is Discontinued By Manufacturer | No |
| Lines Per Page | 2 |
| Power source | Solar |
FX991EX Scientific Calculator: Function Capabilities, Matrix & Complex Number Equation Solving
Delivery $32.16
Casio Fx-991ex Classwiz Advanced Engineering Scientific Calculator 552
Free delivery
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
Advanced FX-991EX Scientific Calculator ClassWiz Compatible Calculator for Maths, Engineering & Exams
Delivery between 9–13 Oct $41
Casio FX-991EX Advanced Engineering/Scientific Calculator (UK VERSION) - Black | CASIO Dubai
| Product dimensions | 16.8 x 8.2 x 1.8 cm; 90.01 Grams |
| Batteries | 1 CR123A batteries required. (included) |
| Is Discontinued By Manufacturer | No |
| Lines Per Page | 2 |
| Power source | Solar |
