HP 10bII - Page 39

3: Number Storage and Arithmetic 39
Using the M Register
7KH   a DQG  NH\VSHUIRUPPHPRU\RSHUDWLRQVRQ
DVLQJOHVWRUDJHUHJLVWHUFDOOHGWKH0UHJLVWHU,QPRVW
FDVHVLWLVXQQHFHVVDU\WRFOHDUWKH0UHJLVWHUVLQFH

UHSODFHVWKHSUHYLRXVFRQWHQWV+RZHYHU\RXFDQFOHDU
WKH0UHJLVWHUE\SUHVVLQJ
 7RDGGDVHULHVRI
QXPEHUVWRWKH0UHJLVWHUXVH
 WRVWRUHWKHILUVW
QXPEHUDQG
 WRDGGVXEVHTXHQWQXPEHUV7RVXEWUDFW
WKHGLVSOD\HGQXPEHUIURPWKHQXPEHULQWKH0UHJLVWHUSUHVV
( 
IROORZHGE\
 
Example.8VHWKH0UHJLVWHUWRDGGDQG7KHQVXEWUDFW
DQGUHFDOOWKHUHVXOW

64.00
&DOFXODWHV


Keys Description

6WRUHVGLVSOD\HGQXPEHULQWKH0UHJLVWHU
a
5HFDOOVQXPEHUIURPWKH0UHJLVWHU

$GGVGLVSOD\HGQXPEHUWRWKH0UHJLVWHU
Keys: Display: Description:

17.00
6WRUHVLQ0UHJLVWHU

14.25
$GGVWR0
UHJLVWHU

16.95
$GGVWR0
UHJLVWHU
(
–4.65
$GGV²WR0
UHJLVWHU
a
43.55
5HFDOOVFRQWHQWVRIWKH
0UHJLVWHU
10B.book Page 39 Wednesday, June 21, 2000 5:19 PM