Casio Fx-991de X
Batteries, Solar cellsMore than 10 items in stock at supplier
Product details
Casio presents the new ClassWiz series with the technical-scientific calculators FX-991DE X and FX-87DE X. This series offers numerous innovations: an LC display that has four times the resolution of the familiar displays from the FX-DE Plus series. A spreadsheet function that allows users for the first time to utilize basic spreadsheet calculations on a technical-scientific calculator. And result visualization on a smartphone or tablet, made possible through the newly available QR codes.
Calculator type | Scientific calculator |
Functionalities | Basic arithmetic operations / percentage calculation, Financial / economic functions, Scientific functions |
Item number | 6977535 |
30-day right of returnReturn policy
Reviews & Ratings
Statutory warranty score
How often does a product of this brand in the «Pocket calculators» category have a defect within the first 24 months?
Source: Galaxus- 3.Genie0.2 %
- 3.Ibico0.2 %
- 6.Casio0.3 %
- 7.TI0.4 %
- 8.Sharp0.7 %
Statutory warranty case duration
How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?
Source: Galaxus- 1.Canon0 days
- 1.Casio0 days
- 1.Sharp0 days
- 4.HP2 days
- 5.TI6 days
Return rate
How often is a product of this brand in the «Pocket calculators» category returned?
Source: Galaxus- 5.Canon1 %
- 6.TI1.3 %
- 7.HP1.5 %
- 8.Sharp2.5 %
- 9.Casio4.5 %