--- loncom/html/adm/help/tex/Variables_in_the_Text_Block.tex	2002/07/05 16:12:31	1.1
+++ loncom/html/adm/help/tex/Variables_in_the_Text_Block.tex	2013/07/05 18:30:40	1.5
@@ -1,11 +1,12 @@
+\label{Variables_in_the_Text_Block}
 
-Once you've defined variables in the \textbf{Script}, you can use them in
+\index{variables in text block}
+Once you've defined variables in the \textbf{Script}, you can display them in
 the \textbf{Text Block}. For example, using the previous three-line script
 we've created so far, you can place the following in the \textbf{Text Block}:
 
 \begin{lyxcode}
-See~the~3:~\$variable<br~/>
-
+See~the~3:~\$variable<br~/>\\
 See~the~string:~<b>\$stringVar</b><br~/>
 \end{lyxcode}
 %
@@ -20,3 +21,8 @@ If you save that and hit \textbf{View},
 was turned into a 3, and the {}``\$stringVar'' was turned into {}``I have
 a variable with the value 3.''
 
+If you a generating numbers by a formula by division, you will want to format your output.
+For example, if \$variable=1/3, it will display with too many digits. You can adjust the format
+using the \texttt{num} output tag \index{num output tag} \index{format numbers in text block} 
+described in the section \ref{Authoring_Output_Tags}
+