Controlling the display format, Periods and commas in numbers – HP 33s User Manual

Page 34

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1–18

Getting

Started

For example,

To calculate:

Press:

Display:

12 + 3

12

‘

3

›

) 

12 – 3

12

‘

3

…

) 

12

× 3

12

‘

3

z

 ) 

12

3

12

‘

3

8  ) 

Percent change from
8 to 5

8

‘

5

| T

. ) 

The order of entry is important only for non–commutative functions such as

…

,

q

,

,

{ F

,

| D

,

,

{ \

,

{ _

,

Q

,

|

T

. If you type numbers in the wrong order, you can still get the correct

answer (without re–typing them) by pressing

[

to swap the order of the

numbers on the stack. Then press the intended function key. (This is explained in
detail in chapter 2 under "Exchanging the X– and Y–Registers in the Stack.")

Controlling the Display Format

Periods and Commas in Numbers

To exchange the periods and commas used for the decimal point (radix mark) and
digit separators in a number:

1. Press

Ÿ

to display the MODES menu.

2. Specify the decimal point (radix mark) by pressing {)} or {8}.

For example, the number one million looks like:
„ 8 8 ) if you press {)} or
„ ) ) 8 if you press {8}.

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