How to Represent a Percentage of Time in a 24-Hour Cycle in Excel Graphs. Excel displays percentages of a whole using pie charts, also known as wedge charts of circle graphs.

Inserting a graph in Excel. Step 1: You’ll need to add your data into the Excel spreadsheet, with each column having its own dedicated title. If you make a mistake with the column heading order ...

You can also choose a 3-D chart to add some aesthetic texture to the graph. These different graph options are relatively easy to create in Excel when you're looking to visually represent a data range.