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> Index of every page on this site: [llms.txt](https://practiceexcelonline.com/llms.txt)

# **AutoSum, undo and redo**

1.
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6.

Step 1 of 6

**AutoSum** writes a SUM formula for you. In the cell below a column of numbers, press **Alt+=** (**Cmd+Shift+T** on a Mac) and Excel picks the numbers above.

Click **Continue** when you're ready.

A1fx

|  | A | B | C | D | E | F |
| --- | --- | --- | --- | --- | --- | --- |
| 1 | Month | Sales |  |  |  | |
| 2 | January | 120 |  |  |  | |
| 3 | February | 95 |  |  |  | |
| 4 | March | 140 |  |  |  | |
| 5 | April | 110 |  |  |  | |
| 6 |  |  |  |  |  | |
| 7 |  |  |  |  |  | |
| 8 |  |  |  |  |  | |

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