To number rows, select the left most column in the table and click Numbering on the Formatting toolbar. To select a column, hover the mouse over the column until Word displays the selection arrow ...

Use Word 2010's Numbering feature in tables and make it automatically number multiple table columns vertically. This way, each cell in each column will be placed under the correct number.

If you want to learn how to create Table of Contents with or without page numbers in Word on a Windows 11/10 PC, read this guide.

Repeat the process to add text to another page number in the table of contents by clicking the number, clicking the left arrow, and typing the text.