Arithmetic Operations - HP -225 Owner's Manual

Scientific calculator
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When you are in the middle of a calculation, number(s) that are out-
side the conversion range are represented by the message T00 BIG.
3@E 11 [C)3ME 8
3E8,, = 11E1A3004,.
B(BASE] {HX}
-
11E1A300
(¢]
TOO BIG-
3E11 is outside the
base-conversion range.
@(BASE] {DEC}
3.0000E11-
Restores decimal base.
0.0000
Clears the display.
Arithmetic Operations
The arithmetic operations [+], (-], (x], and
can be performed in
any base. You can also use
and
to store and recall non-
decimal numbers, and to do storage arithmetic.
All arithmetic operations use 2's Complement arithmetic. Operations
with hexadecimal, octal, or binary base use integers only. When a di-
vision produces a remainder, only the integer portion of the numberis
retained.
If the result of an arithmetic operation in hexadecimal, octal, or binary
base cannot be represented in 36 bits, the HP-22S displays the over-
flow warning, followed by the largest (or smallest) number possible.
Example: Arithmetic in Hexadecimal, Octal, and Binary
Bases. Calculate 12F;4 + E9A.
Keys:
Display:
Description:
B(BASE] {HX}
Sets hexadecimal base.
12F
E9A (=]
FC9
Adds hexadecimal
numbers.
Calculate 77605 — 43264.
B(BAsE] {oc}
7711
Switches to octal base
(FC916
=
77118)'
58
4: Base Conversions and Base Arithmetic

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