<style>
table {
border-collapse: collapse;
}
td {
padding: 10px;
border: 1px solid black;
}
</style>
<table>
<tr>
<td>1</td>
<td>2</td>
<td>3</td>
</tr>
<tr>
<td>4</td>
<td rowspan="3" colspan="3">6-9</td>
</tr>
<tr>
<td>5</td>
</tr>
</table>