Keying In Numbers; Negative Numbers - HP -25 Owner's Handbook Manual

14 Getting Started
_To execute this function, first
"press |, then press.
9
...To place this number into the
display, pressé.
- To execute this function, first
press , then pressé.
In this handbook, the selected key function will appear in the
appropriate color (either gold or blue), like this: i
Keying in Numbers
Key in numbers by pressing the number keys in sequence, just
as though you were writing on a piece of paper. The decimal
point must be keyed in if it is part of the number.
For example:
Key in 148.84
by pressing the keys Display
(1] [a] (-] (4] 148.84
The resultant number 148.84 is seen in the display.
Negative Numbers
To key in a negative number, press the keys for the number,
then press (B9 (change sign). The number, preceded by a
minus (—) sign, will appear in the display. For example, to
change the sign of the number now in the display:
Press Display
-148.84
You can change the sign of either a negative or a positive num-
ber in the display. For example, to change the sign of the —148.84
now in the display back to positive:
Press Display
CHS 148.84
Notice that only negative numbers are given a sign in the display.