Radio Shack TRS-80 PC-3 Owner's Manual page 31

Because you recalled using the
CB '
the flashing cursor is now positioned over the first character in the display. To correct this
entry, you need to insert another zero. Using the
CB
,move the cursor until it is positioned over the zero. When making an
INSert, position the flashing cursor over the character
before
which you wish to make the insertion.
Input
Use the INSert key no make space for the needed character.
Display
Display
Pressing INSert moves all the characters one space to the right, and inserts a bracketed open slot. The flashing cursor is now posi-
tioned over this open space, indicating the location of the next typed input. Type in your zero. Once the entry is corrected,
display your new result.
Input Display
29
60.