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HP 33s User Manual

Page 141

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Base Conversions and Arithmetic

10–3

If the result of an operation cannot be represented in 36 bits, the display shows
#$ and then shows the largest positive or negative number possible.

Example:

Here are some examples of arithmetic in Hexadecimal, Octal, and Binary modes:

12F

16

+ E9A

16

= ?

Keys:

Display:

Description:

{ x

{%}

Sets base 16; HEX
annunciator on.

12F

‘

E9A

›

Result.

7760

8

– 4326

8

=?

{ x

{!}

Sets base 8; OCT

annunciator on. Converts
displayed number to octal.

7760

‘

4326

…

Result.

100

8

÷ 5

8

=?

100

‘

5

q

Integer part of result.

5A0

16

+ 1001100

2

=?

{ x

{%} 5A0

_ Set base 16; HEX

annunciator on.

{ x

{} 1001100

_ Changes to base 2; BIN

annunciator on. This
terminates digit entry, so no

‘

is needed between

the numbers.

›

Result in binary base.

{ x

{%}

Result in hexadecimal base.

{ x

{}

8 )

Restores decimal base.