Displaying Fractions; Messages - HP 33s User Manual

Displaying Fractions

¹ É
Press
decimal display mode.
Keys:
Ë Ë
12 3 8
Ï
¹ É
3
Now add / to the number in the X–register (12
4
Keys:
Ë Ë
3 4
Ù
¹ É
Refer to chapter 5, "Fractions," for more information about using fractions.

Messages

The calculator responds to certain conditions or keystrokes by displaying a
â
message. The symbol comes on to call your attention to the message.
To clear a message, press
To clear a message and perform another function, press any other key.
If no message appears but
has no meaning in the current situation, such as
All displayed messages are explained in appendix F, "Messages".
to switch between Fraction–display mode and the current
Display:
  _ 

 
Display:
  _ 
 

Å
or
â
does, you have pressed an inactive key (a key that
Description:
Displays characters as you key them in.
Terminates digit entry; displays the
number in the current display format.
Displays the number as a fraction.
3
/ ):
8
Description:
Displays characters as you key them in.
Adds the numbers in the X– and
Y–registers; displays the result as a
fraction.
Switches to current decimal display
format.
~
.
3
in Binary mode).
Getting Started
1–23