Application Guide

152 Using Variables
3. Click Store Var.
A formula is inserted into the cell with var as a placeholder for a variable name.
4. Replace the letters “var” with a name for the variable, and press ·.
The value is now available as a variable to other applications within the same
problem.
Note: If a variable with the name you specified already exists in the current problem
space, Lists & Spreadsheet displays an error message.
Using (Linking) Variables
Sharing, or linking, the variables you create is a powerful tool for math exploration. The
display of linked variables is automatically updated when the variable’s value changes.
Linking to Shared Variables
To use a stored variable:
1. Display the page and select the location or object to which you want to link a
variable.
2. Select the Variables tool h.
The Variables options are displayed. The software knows which types of variables
will work in the location or with the object selected and will only display those
variables.
3. Use 9 and : to scroll the list.
—or—
Type part of the variable name.