The document provides a step-by-step guide to creating subtotals in Excel 2010 for analyzing sales data in a sporting goods store organized by departments. It explains how to use Excel's subtotal feature to identify sales per department, allowing users to view subtotals and a grand total while hiding detailed data. The instructions include selecting data, accessing the subtotal feature, and configuring options to display results effectively.

1. CREATING SUBTOTALS
IN EXCEL 2010

2. • You own a sporting good store.
• Your store is divided into departments based on
individual sports.
• You know how much your total income is for the
entire store, but you want to find out which
department is selling the most.
• Use Excel’s Subtotal feature to find out!

3. Your basic sales data for one day’s sales

4. 1. Click on the Data tab.
2. Select the data, including the column headings (cells
A1:D26).
3. In the Outline group, click on the Subtotal button.

5. 4. The Subtotal dialog box appears.

6. 5. Determine where the subtotal
should appear. In the At each
change in field:
• Since you want to know about
sales per department, choose
Department from the drop-down
list
6. In the Use function field:
You want subtotals, so choose
Sum (this is the default
choice).
7. From the Add subtotals to
field:
The default setting will place
the subtotals in a new row just
below each of your
departments.
8. Click OK.

7. Notice that Excel has
created groups for each
of your departments.
All the groups are inside
the larger group, making
this an outline.
Each department has its
own subtotal and a
Grand Total has been
provided at the end.

8. Each group (department) can be collapsed so only the subtotals
are seen. The data is still there, but several rows have been
hidden.

9. All the groups can be collapsed so only the Grand Total is
seen.