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Casio fx-991V (SUPER-FX)

The Casio fx-991V is a scientific calculator with 8 digits precision and algebraic logic. It has 44 keys, and an LCD (liquid crystal) display.

Facts at a glance:

FeatureValue
TypeScientific
Keys44
Precision8
LogicAlgebraic
Display typeLCD
Length140mm
Width73mm
Thickness9mm
Weight59g
Year introduced1995
Year discontinued1995

User Manual

You can download the Casio fx-991V manual from the manuals website. If this doesn't work, you can also try this alternative download link.

Replacements:

If you have a Casio fx-991V that is no longer working, you can consider replacing the calculator with a modern equivalent. We suggest the following current model as a replacement:

See other calculators by Casio