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![Casio FX-991ES Plus Scientific Calculator Fx 991 Es - New & Sealed ship to world wide : Office Products - Amazon.com Casio FX-991ES Plus Scientific Calculator Fx 991 Es - New & Sealed ship to world wide : Office Products - Amazon.com](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/61v44oHp1cL._AC_UF894,1000_QL80_.jpg)
Casio FX-991ES Plus Scientific Calculator Fx 991 Es - New & Sealed ship to world wide : Office Products - Amazon.com
![My FX-991EX seems to be stuck. It's not taking any inputs and not responding to reset button. : r/calculators My FX-991EX seems to be stuck. It's not taking any inputs and not responding to reset button. : r/calculators](https://i.redd.it/9p7yltm9pg571.jpg)