in 5 offers
The lowest price for Casio ClassWiz FX-991CW Scientific Calculator right now is $68.46 at Text Book Centre Online Shop, compared across 4 retailers.
The all-time low was $11.39 on 3 Oct 2026 — today's price is 501% above the lowest ever. It has been notably cheaper before — worth setting a price alert.
Prices last updated 27 Oct 2026.
Casio ClassWiz FX-991CW Scientific Calculator
Last updated at 27/10/2026 09:21:28
FX-991EX/CW Casio Calculator
Casio Fx-991cw Classwiz Non-programmable Scientific Calculator
Delivery $11
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!
Casio FX-991 CW (Italian Model) Scientific Calculator, 540 Functions and Natural Display
Free delivery between 4–10 Nov
Casio FX-991CW Scientific Calculator 540 Functions and Natural Display
Delivery between 31 Oct – 4 Nov $41
| Calculator Type | Scientific, Handheld |
| Printing | No |
| Power Source | Battery |
| Battery Size | LR44 |
| Display Digit Count | 10 + 2 digits |
FX-991EX/CW Casio Calculator
Casio Fx-991cw Classwiz Non-programmable Scientific Calculator
Delivery $11
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!
Casio FX-991 CW (Italian Model) Scientific Calculator, 540 Functions and Natural Display
Free delivery between 4–10 Nov
Casio FX-991CW Scientific Calculator 540 Functions and Natural Display
Delivery between 31 Oct – 4 Nov $41
| Calculator Type | Scientific, Handheld |
| Printing | No |
| Power Source | Battery |
| Battery Size | LR44 |
| Display Digit Count | 10 + 2 digits |
