HP 40G manual Using fractions, Clearing the display history, Setting Fraction mode, +,7@MODES

Clearing the display history

It’s a good habit to clear the display history ( >6+,)7@CLEAR) whenever you have finished working in HOME. It saves calculator memory to clear the display history. Remember that all your previous inputs and results are saved until you clear them.

Using fractions

Setting Fraction mode

To work with fractions in HOME, you set the number format to Fractions, as follows:

1.In HOME, open the HOME MODES input form.

>6+,)7@MODES

2.Select Number Format and press &+226ato display the options, then select Fraction.

*e,&+226a￿*e,*e,*e,*e,

3.Press 2.ato select the

2option,.a then select the precision value.

*A,

4.Enter the precision that you want to use, and press 2.ato set the precision. Press >+20(@ to return to HOME.

See “Setting fraction precision” below for more information.

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