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Casio fx-250B

The Casio fx-250B is a scientific calculator with algebraic logic. It has 38 keys, and an LCD (liquid crystal) display. The power source is 2x1.5V cell.

Facts at a glance:

FeatureValue
TypeScientific
Keys38
LogicAlgebraic
Display typeLCD
Power Source2x1.5V cell
Year introduced1985

Replacements:

If you have a Casio fx-250B that is no longer working, you can first try replacing the 2x1.5V cell batteries. If that doesn't solve the problem, then you can consider replacing the calculator with a modern equivalent. We suggest the following current model as a replacement:

See other calculators by Casio