--- loncom/html/adm/help/tex/Variables_in_the_Text_Block.tex	2012/10/12 13:26:55	1.3
+++ loncom/html/adm/help/tex/Variables_in_the_Text_Block.tex	2017/06/12 17:25:06	1.7
@@ -1,15 +1,17 @@
 \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}:
 
-See~the~3:~\$variable<br~/>
-
-See~the~string:~<b>\$stringVar</b><br~/>
+\begin{verbatim}
+See the 3: $variable<br />
+See the string: <b>$stringVar</b><br />
+\end{verbatim}
 %
 \begin{figure}
-\begin{center}\includegraphics{numericalResponseVarInText}\end{center}
+\begin{center}\includegraphics[width=0.70\paperwidth]{numericalResponseVarInText}\end{center}
 
 
 \caption{Result of Variables in the Text Block\label{Result of Variables in the Text Block Figure}}
@@ -19,3 +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 are generating numbers using a formula which includes a division operation, it is advisable 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 Output Tags section \ref{Authoring_Output_Tags}
+