QR codes in Spreadsheets - Casio ClassWiz fx-991EX | calculator, QR code, Casio, video recording | Learn to operate your ClassWiz calculator like a pro with how-to-videos on Casio Education website👉https://edu.casio.com/forteachers/er/movie/howto.php
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Casio FX-991EX Engineering/Scientific Calculator, Black, 3" x 6.5" x 0.4"
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Amazon.com: Customer reviews: Casio FX-991EX Engineering/Scientific Calculator, Black, 3" x 6.5" x 0.4"
Found this incredible function on my Fx991EX if you press shift and Option button on left corner it creates a QR code that can be scanned with a phone to see graphing