Backspacing And Clearing - HP 35s User Manual

Backspacing and Clearing

Among the first things you need to know are how to clear an entry, correct a
number, and clear the entire display to start over.
Key
Backspace.

If an expression is in the process of being entered,
character to the left of the entry cursor ( _ ). Otherwise, with a
completed expression or the result of a calculation in line 2,
replaces that result with a zero.
and exits menus.
program-entry and equation-entry modes, as discussed below:
Clear or Cancel.

Clears the displayed number to zero or cancels the current
situation (such as a menu, a message, a prompt, a catalog, or
Equation–entry or Program–entry mode).
1-4
Getting Started
Keys for Clearing

behaves similarly when the calculator is in
Equation–entry mode:
If an equation is in the process of being entered or edited,

erases the character immediately to the left of the insert
cursor; otherwise, if the equation has been entered (no insert

cursor present),
Program-entry mode:
If a program line is in the process of being entered or

edited, erases the character to the left of the insert
cursor; otherwise, if the program line has been entered,
deletes the entire line.
Description

also clears error messages
deletes the entire equation.

erases the

