HP 40G manual Clearing numbers Using previous results

Edit line

Last input

Input

Last output

Output

Clearing numbers

Using previous results

•>'(/@ clears the character under the cursor. When the cursor is positioned after the last character, >'(/@ deletes the character to the left of the cursor, that is, it performs the same as a backspace key.

•CANCEL (>21@) clears the edit line.

•>6+,)7@CLEAR clears all input and output in the display, including the display history.

The HOME display (>+20(@) shows you four lines of input/ output history. An unlimited (except by memory) number of previous lines can be6+2:adisplayed by scrolling. You can retrieve and reuse any of these values or expressions.

When you highlight previous input or result (by pressing

*k,), the &23<aand menu labels appear.

To copy a previous line

To reuse the last result

To repeat a previous line

Highlight the line (press *k,) and press &23<a. The number (or expression) is copied into the edit line.

Press >6+,)7@ANS (last answer) to put the last result from the HOME display into an expression. ANS is a variable that is updated each time you press >(17(5@.

To repeat the very last line, just press >(17(5@. Otherwise, highlight the line (press *k,) first, and then press >(17(5@. The highlighted expression or number is re-entered. If the previous line is an expression containing the ANS, the calculation is repeated iteratively.

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