There are 4 arrow keys in the upper right hand side of the ...

2 The keys on the calculator will usually perform 2 functions, the one written ion the key and the one written above the key. To use what is written above the key, you must first press the 2nd key. To change mixed fractions to improper fractions using A b/c d/e, enter the mixed fraction, then enter the 2nd A b/c = … ................
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