Please fill in the blank below. In Excel, workbooks start with Respuesta de entrada worksheet(s) by default.

## Step 1<br />In Microsoft Excel, a workbook is a file that contains one or more worksheets. By default, when you open a new workbook in Excel, it starts with a single worksheet.<br />## Step 2<br />However, you can add more worksheets to the workbook if needed. This is done by clicking on the "Insert" tab in the Excel ribbon and selecting "Worksheet" from the options.<br />## Step 3<br />Therefore, the blank in the sentence "In Excel, workbooks start with ______ worksheet(s) by default." should be filled with the word "one".