Colorful House of Math logo
Log in

How to Use the Sum Command in GeoGebra for Sums and Series

Use GeoGebra to calculate sums, including infinite series.

GeoGebra Instruction 1

Open CAS under GeoGebra icon View in GeoGebra icon Menu.
Use the command

Sum(<Expression>, <Variable>, <Start Value>, <End Value>).

Type the expression for an in <Expression>. Type n for <Variable>. Insert the start value of n in <Start Value>, and the end value of n in <End Value>.

If you want to compute an infinite series, type inf in <End Value> (inf is short for infinity).

Screenshot of GeoGebra showing a finite and an infinite series

Want to know more?Sign UpIt's free!
White arrow pointing to the LeftPrevious entry
How to Do Sequences in GeoGebra
Next entryWhite arrow pointing to the right
How to Find Prime Numbers with GeoGebra