Pie charts are unique among the types of graphs Excel can make because they only work with limited sets of data. Unlike bar charts and line charts, two or more pie charts do not combine easily ...

Use Excel's chart wizard to make a combo chart that combines two chart types, each with its own data set. Select the two sets of data you want to use to create the graph.

How to combine two or more columns in Excel. 1. In Excel, click the "Insert" tab in the top menu bar. Then, click "Table." 2. In the "Create Table" dialog box that pops up, edit the formula so ...