You can show the exercise in a dynamic text. Select the Text Tool in the Toolbar.[br]Instead of just typing a + b as a normal, static text select the previously defined numbers a and b in the list of objects in the Text dialog. The text in the Graphic will now show the values of a and b instead of the names.

This first applet shows two random defined numbers in a [b]dynamic text. [/b]See how it works and follow the steps to create it yourself.

[table][tr][td]1[/td][td][/td][td]Type following two commands in the inputbar and define the numbers a and b: [br][b]a = RandomBetween(1,10)[/b] [br][b]b = RandomBetween(1,10)[/b][/td][/tr][tr][td]2[/td][td][icon]/images/ggb/toolbar/mode_text.png[/icon][/td][td]Select the Text Tool and type the text [b]a + b[/b], while selecting[br]a and b in the list of objects, making the text dynamic.[/td][/tr][/table]