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Casio 103-MR

The Casio 103-MR is an arithmetic calculator with 10 digits precision and algebraic logic. It has 6 functions, 23 keys, and a VFD (vacuum fluorescent) display. The power source is 4xAA. The calculator was manufactured in Japan.

Facts at a glance:

FeatureValue
TypeArithmetic
Functions6
Keys23
Precision10
LogicAlgebraic
Display typeVFD
Length160mm
Width99mm
Thickness33mm
Weight232g
Power Consumption0.300000W
Power Source4xAA
CountryJapan
Year introduced1974
Year discontinued1976

Replacements:

If you have a Casio 103-MR that is no longer working, you can first try replacing the 4xAA batteries. If that doesn't solve the problem, then you can consider replacing the calculator with a modern equivalent. We suggest the following current models as possible replacements:

See other calculators by Casio