EJERCICIO DE TODAS LAS COMBINADAS

<table width="29%" border="1" >
<tr>
<td align="center" valign="middle">1</td>
<td align="center" valign="middle">2</td>
<td align="center" valign="middle">3</td>
<td align="center" valign="middle">4</td>
</tr>
<tr>
<td align="center" valign="middle">5</td>
<td colspan="2" rowspan="2" align="center" valign="middle">6</td>
<td align="center" valign="middle">7</td>
</tr>
<tr>
<td align="center" valign="middle">8</td>
<td align="center" valign="middle">9</td>
</tr>
<tr>
<td align="center" valign="middle">10</td>
<td align="center" valign="middle">11</td>
<td align="center" valign="middle">12</td>
<td align="center" valign="middle">13</td>
</tr>
</table>

Tomado de: http://www.coldivinoamor.com/web2016/clase_noveno.php

16 de agosto de 2016