QED Math Blog - A student used CASIO fx-50 FH II to solve x² + x - 1 = 0 by using the quadratic formula in the default program, one of the
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how to make default from fraction to decimal value in calculator fx 570VN or fx 991ES PLUS avi - YouTube
My calculator is giving me answers in fractions when using decimals and division. How do I change it back to giving me answers in whole numbers and decimals? - Quora
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