The portable scientific calculator fx991es by casio is the solution to your, “i just need a calculator” need. Stripped from any bells and whistles, this calculator does exactly as its name implies – it calculates. It performs all the basic functions – addition, subtraction, multiplication and division. It also includes other frequently used keys like square root, sign change, and percent. The large, dual lcd display clearly displays your calculations so you can easily decipher the answers derived. The calculator automatically turns off and has an attached hard cover for protection while not in use.
300 functions / dot matrix /2-line display / 10+2 digits / plastic keys
engineering symbol calculations
9 variable memories
comes with slide-on hard case
aa-size battery 300 functions / dot matrix / 2-line display / 10+2 digits / plastic keys multi-replay function , differential calculations , equation calculations , solve function