hp 49g+_user's guide_English_E_DCVL5300427_V2

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• Fixed format with decimals:
This mode is mainly used when working with limited precision. For
example, if you are doing financial calculation, using a FIX 2 mode is
convenient as it can easily represent monetary units to a 1/100 precision.
Press the H button. Next, use the down arrow key, ˜, to select the
option Number format. Press the @CHOOS 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 @CHOOS 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:
Press the !!@@OK#@ soft menu key return to the calculator display. The
number now is shown as:
Notice how the number is rounded, not truncated. Thus, the number
123.4567890123456, for this setting, is displayed as 123.457, and not
as 123.456 because the digit after 6 is > 5