more about reals, see Chapter 2 in this Guide. To illustrate this and other number formats try the following exercises:

•Standard format:

This mode is the most used mode as it shows numbers in the most familiar notation. Press the !!@@OK#@ soft menu key, with the Number format set to Std,

to return to the calculator display. Enter the number 123.4567890123456 (with16 significant figures). Press the ` key. The number is rounded to the maximum 12 significant figures, and is displayed as follows:

•Fixed format with decimals:

Press the H button. Next, use the down arrow key, ˜, to select the option Number format. Press the @CHOOSE soft menu key ( B), and select the option Fixed with the arrow down key ˜.

Press the right arrow key, ™, to highlight the zero in front of the option Fix. Press the @CHOOSE soft menu key and, using the up and down arrow keys, —˜, select, say, 3 decimals.

Press the !!@@OK#@ soft menu key to complete the selection:

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