Specifying The Number Of Displayed Decimal Places (Fix); Displaying The Full Precision Of Numbers (All) - HP -20S Owner's Manual

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Regardless of the current display format, each number is stored as a
signed, 12-digit mantissa with a signed, three-digit exponent. For ex-
ample, pressing [>][x]in FIX 4 (four decimal places) displays 3.1416.
Internally, the number is stored as 3.14159265359 x 10900,
If the result of a calculation is a number containing more significant
digits than can be displayed in the current display format, the dis-
played number is rounded to fit.
Specifying the Number of Displayed Decimal Places
(FIX)
To specify the number of displayed decimal places:
1. Press [¢] [FIX].
2. Enter the number of digits (0 through 9) that you wish
to appear after the decimal point.
Keys:
Display:
Description:
(«]
3
0.000
Displays three decimal
places.
45.6 [x] .1256 (=)
5.727
(A)
9
5.727360000
Displays nine decimal
places.
(«]
4
5.7274
Restores four decimal
places.
When a numberis too large or too small to be displayed in FIX for-
mat, it is automatically displayed in scientific notation.
Displaying the Full Precision of Numbers (ALL)
To set your calculator to display numbers as precisely as
possible, press [>][ALL]. Trailing zeros are not displayed.
1: Getting Started
17

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