please follow instruction sheet and look for tutorial 'Tables and Figures'  - workshop team

Like we are doing \\begin{} ...... \\end for article or report. There  you have to start with \\begin{tabular} .specify no. of columns and... ur content....\\end{tabular}.
A simple ex.

\\begin{table}\r\n\r\n

\\begin{tabular}{cc}

\r\n\r\n

X & Y \\\\

\r\n\r\n

2 & 4 \\\\

\r\n\r\n

10 & 20 \\\\

\r\n\r\n

\\end{tabular}

\r\n\r\n

\\end{table}