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Amazon.com : Casio FX-991ES Plus Scientific Calculator Fx 991 Es - New & Sealed ship to world wide : Office Products
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Display problem in my fx-991ES PLUS. Pictures with max contrast to show all the display. : r/calculators
![Need help with my calculator! I have a Casio fx-CG50 but the equation solver on it is kind of wonky. It gives me the wrong answer, until I input another different equation Need help with my calculator! I have a Casio fx-CG50 but the equation solver on it is kind of wonky. It gives me the wrong answer, until I input another different equation](https://external-preview.redd.it/_FzbKhHJr8Gx6MLbt0rxhMzoEjUp-xZfMe5Y_2yhAN0.png?format=pjpg&auto=webp&s=8b24f6875274c2bc1388be03a15b6b5ec10865b2)
Need help with my calculator! I have a Casio fx-CG50 but the equation solver on it is kind of wonky. It gives me the wrong answer, until I input another different equation
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Amazon.com : Casio FX-991EX Engineering/Scientific Calculator, Black, 3" x 6.5" x 0.4" : Office Products
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