Double Line Graphs

What is a line graph?

A line graph is a visual way to show how data changes over time. It’s a graphical display of information that shows continuous change. In a line graph the data points connect.

For example, the number of packs of cookies a student sold from Monday to Friday.

Line graph example

What is a double line graph?

A double line graph shows how two data sets change over time. They are two lines that show continuous change of the two separate data sets. A double line graph is used to compare changes of growth in two trends in a period of time.

For example, the number of views of two separate videos over the span of a week that were uploaded to YouTube.

Double line graph example

Practice double line graphs

In these worksheets, students create graphs with two data sets, as well as analyze double-line graphs.

Double line graph worksheets

 

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