HP HP-65 - Page 3

(4X35)
(2+43)
shown below.
Compute: —6 — —2 using the keys
Contents of Stack Registers
20| 20
4 4 200 2| 2 | 20
X 4/ 4 5/ 20 223 5 4
Key (4] ¥ [5) ™ [2] & (3] #
NOTE: ENTER% s here abbreviated as #
<
N
-
-2
4
6
@_
3. Data Entry
Entering Negative Numbers. = Press [CHS
(change sign) after keying in the positive value.
Example: to key in —12, press 12 [CHS .
Entering Big and Small Numbers (Scientific
Format). Method: @ Key in mantissa @ Press
CHS if ncgative number ® Press [EEX @ Key
in exponent ® Press [GHS if exponent is nega-
tive. ® Example: To key in 5 X 1075, press 5
EEX 8 CHS .
Correcting Mistakes. Press [€LX and rcenter the
number.
PRINTED IN U.S.A © HEWLETT-PACKARD COMPANY, 1974
Procedures