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1–14 Getting Started
File name 33s-English-Manual-040130-Publication(Edition 2).doc Page : 388
Printed Date : 2004/1/30 Size : 13.7 x 21.2 cm
Keying in Numbers
You can key in a number that has up to 12 digits plus a 3–digit exponent up to
±499. If you try to key in a number larger than this, digit entry halts and the
â
annunciator briefly appears.
If you make a mistake while keying in a number, press
~
to backspace and
delete the last digit, or press
Å
to clear the whole number.
Making Numbers Negative
The
z
key changes the sign of a number.
To key in a negative number, type the number, then press
z
.
To change the sign of a number that was entered previously, just press
z
.
(If the number has an exponent,
z
affects only the mantissa — the
non–exponent part of the number.)
Exponents of Ten
Exponents in the Display
Numbers with exponents of ten (such as 4.2 × 10
–5
) are displayed with an
preceding the exponent (such as ).
A number whose magnitude is too large or too small for the display format will
automatically be displayed in exponential form.
For example, in FIX 4 format for four decimal places, observe the effect of the
following keystrokes:
Keys: Display: Description:
.000062
_ Shows number being entered.
Ï
Rounds number to fit the display
format.
.000042
Ï
Automatically uses scientific notation
because otherwise no significant
digits would appear.