If you're like most people, you probably use Microsoft Excel on a daily basis. And if you're like most people, you probably only know a handful of Excel shortcuts. But there are actually quite a few shortcuts that can make your life a lot easier. Here are 15 Excel shortcuts you probably didn't know.

1. Ctrl + Z: This shortcut will undo your last action. So if you accidentally delete a cell, you can use this shortcut to get it back.

2. Ctrl + Y: This shortcut will redo your last action. So if you accidentally delete a cell, you can use this shortcut to get it back.

3. Ctrl + F: This shortcut will bring up the Find dialog box. This is useful if you're looking for a specific value in a large spreadsheet.

4. Ctrl + H: This shortcut will bring up the Replace dialog box. This is useful if you want to replace a specific value in a spreadsheet.

5. Ctrl + A: This shortcut will select all cells in a worksheet. This is useful if you want to apply formatting to all cells in a worksheet.

6. Ctrl + B: This shortcut will bold the selected cells. This is useful if you want to apply bold formatting to a range of cells.

7. Ctrl + I: This shortcut will italicize the selected cells. This is useful if you want to apply italic formatting to a range of cells.

8. Ctrl + U: This shortcut will underline the selected cells. This is useful if you want to apply underline formatting to a range of cells.

9. Ctrl + S: This shortcut will save your workbook. This is useful if you want to save your workbook without having to go to the File menu.

10. Ctrl + P: This shortcut will print your workbook. This is useful if you want to print your workbook without having to go to the File menu.

11. Ctrl + E: This shortcut will center the selected cells. This is useful if you want to center a range of cells.

12. Ctrl + R: This shortcut will right align the selected cells. This is useful if you want to right align a range of cells.

13. Ctrl + L: This shortcut will left align the selected cells. This is useful if you want to left align a range of cells.

14. Ctrl + D: This shortcut will fill down the selected cells. This is useful if you want to fill a range of cells with the same value.

15. Ctrl + Shift + Enter: This shortcut will enter the selected cells as an array. This is useful if you want to enter a range of cells as an array.