in 3 offers
The lowest price for Casio fx-991ES Plus 2 Scientific Calculator right now is $25.27 at eBay.com.au, compared across 3 retailers.
The all-time low was $9.58 on 9 Sept 2026 — today's price is 164% above the lowest ever. It has been notably cheaper before — worth setting a price alert.
Prices last updated 5 Oct 2026.
Casio fx-991ES Plus 2 Scientific Calculator
Last updated at 05/10/2026 17:32:37
For Fx-991es Plus 2nd Edit Functional Scientific 10+2 Digit Calculator
Delivery $4.39
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!
fx-991ES Plus 2 Scientific Calculator with 417 Functions and Display, Natural
Delivery between 12–15 Oct $29
Casio fx-991ES Plus 2 Scientific Calculator with 417 Functions and Display, Natural
Delivery between 10–14 Oct $41
| Solar Powered | Yes |
| Brand | Casio |
| Digit Count | 10 digits |
For Fx-991es Plus 2nd Edit Functional Scientific 10+2 Digit Calculator
Delivery $4.39
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!
fx-991ES Plus 2 Scientific Calculator with 417 Functions and Display, Natural
Delivery between 12–15 Oct $29
Casio fx-991ES Plus 2 Scientific Calculator with 417 Functions and Display, Natural
Delivery between 10–14 Oct $41
| Solar Powered | Yes |
| Brand | Casio |
| Digit Count | 10 digits |
