The use of symbols on the menu screen enhances clarity. Selecting the desired function is quick and easy. Input and display of fractions, powers, logarithms, roots, and other mathematical formulas and symbols as they appear in textbooks. Stored variables and statistical calculation results can be displayed in lists. It is no longer necessary to call up and confirm individual values as was required in previous models. Almost all English words are displayed in their full form on the screen. The interactive menu display allows for more intuitive operation.
Calculator type | Scientific calculator |
Functionalities | Basic arithmetic operations / percentage calculation, Scientific functions |
Item number | 21074818 |
Manufacturer | Casio |
Category | Pocket calculators |
Manufacturer no. | FX991CEX |
Release date | 6.6.2022 |
Sales rank in Category Pocket calculators | 33 of 841 |
Colour | Black |
Exact colour description | Black |
Material group | Plastic |
Material | Plastic |
Calculator type | Scientific calculator |
Functionalities | Basic arithmetic operations / percentage calculation, Scientific functions |
Language | Czech, Hungarian, Polish, Slovenian |
Number of digits | 12 x |
Number of lines | 2 x |
Power supply | Batteries, Solar cells |
Battery size | A76 / LR44 / AG13 / L1154 / LR1154 / 157 |
Country of origin | China |
Manufacturer commitment | RE100, SBTi |
Manufacturer compensation | According to RE100, the manufacturer Casio fully compensates for its energy consumption, leading to a reduction in emissions. |
CO₂-Emission | |
Climate contribution |
Length | 16.55 cm |
Width | 7.70 cm |
Height | 1.10 cm |
Weight | 90 g |
Length | 19.60 cm |
Width | 8.80 cm |
Height | 3.70 cm |
Weight | 240 g |
How often does a product of this brand in the «Pocket calculators» category have a defect within the first 24 months?
Source: Digitec GalaxusHow 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: Digitec GalaxusHow often is a product of this brand in the «Pocket calculators» category returned?
Source: Digitec Galaxus