- After you have executed an incorrect formula, you can no longer move the cursor up to that formula with the ARROW keys to edit it.
- However, you don't need to re-enter the entire formula to make your corrections:
- Just press the 2nd key then the ENTER key to redisplay the previous formula.
- Use the ARROW keys to position the blinking cursor over the 6, and type 5.
- Press ENTER. The result is shown to the lower right.
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