AutoSum in Excel (Alt + =)

The AutoSum feature allows you to quickly sum a range of cells without manually typing the SUM formula.

Keyboard Shortcut

Windows Mac
Alt + = Cmd + Shift + T

How to Use AutoSum

  1. Select the cell below or next to the numbers you want to sum
  2. Press Alt + = (Windows) or Cmd + Shift + T (Mac)
  3. Excel will automatically create a SUM formula for the adjacent range
  4. Press Enter to confirm

Tips & Best Practices

FAQ

Q: Can AutoSum sum non-adjacent cells?
No, it automatically sums adjacent ranges. Use the SUM function manually for non-adjacent cells.
Q: What happens if a cell contains text?
Excel ignores text values when calculating the sum.