![Casio fx-991 es plus doesn't have down option when in mode. Does anyone know how to fix this issue? I'm trying to do some binomial dist on this calculator, but I can't Casio fx-991 es plus doesn't have down option when in mode. Does anyone know how to fix this issue? I'm trying to do some binomial dist on this calculator, but I can't](https://external-preview.redd.it/SMljxBnEtg4BDtytrYd57oZsU1AXUTpE3FKtCHWbegk.png?format=pjpg&auto=webp&s=5cd8738da50621c94f748733eeba64cbc8abdda2)
Casio fx-991 es plus doesn't have down option when in mode. Does anyone know how to fix this issue? I'm trying to do some binomial dist on this calculator, but I can't
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Amazon.com : 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 : Casio FX-991ES Plus Scientific Calculator Fx 991 Es - New & Sealed ship to world wide : Office Products](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/51NSPCeHhfL._AC_UF894,1000_QL80_.jpg)
Amazon.com : 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 : Casio FX-991ES Plus Scientific Calculator Fx 991 Es - New & Sealed ship to world wide : Office Products](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/610pKmMLPDL._CR0,204,1224,1224_UX256.jpg)
Amazon.com : Casio FX-991ES Plus Scientific Calculator Fx 991 Es - New & Sealed ship to world wide : Office Products
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