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 Calculator FX-Technical 991EX right now is $22.95 at eBay.com.au.
The all-time low was $20.99 on 12 Mar 2026 — today's price is 9% above the lowest ever. That's a little above the best price we've seen.
Prices last updated 19 Oct 2026.
Casio Calculator FX-Technical 991EX
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.
Last updated at 19/10/2026 09:24:57
Casio Fx-991ex Classwiz Advanced Engineering Scientific Calculator 552
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| Solar Powered | Yes |
| Brand | Casio |
| Type | Handheld |
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!
| Solar Powered | Yes |
| Brand | Casio |
| Type | Handheld |
