In Design View, type My Table. Highlight the text. Using Property Inspector, make this an H1
Click the Table tab on the Insert Bar or choose Insert > Table.
Complete the Table dialog box with these parameters and then select ok
3 rows
3 columns
width 90%
border 1
cell padding 0
cell spacing 0
Merge the left column rows into one cell.
Highlight the three cells by clicking/dragging (mouse button stays depressed). Choose Modify > Table > Merge Cells
Merge middle row cells into one cell.
Click in the left-middle cell; drag the cursor to the right-middle cell, keeping the mouse button depressed. In the Property Inspector, click Merge Cells. This is a second way to accomplish this task. [A third way is to type the code in Code View!
Delete the top row.
Click in the left-middle cell; drag the cursor to the right-middle cell, keeping the mouse button depressed. Choose Edit > Cut (Ctr/Cmd+X)
Insert a new bottom row.
Click in the left-middle cell of the bottom row. Choose Modify > Table > Insert Rows or Columns. Select Insert Rows, Number of Rows:1, Where: Below the Selection. Click ok.