This tutorial shows the steps to use Automatic Data Type in Microsoft Excel. It allows you to insert details of cities, food items, music, animals, persons, etc, automatically.

For example, to add the numbers 10, 20, and 30, click the desired cell, then type the formula below and hit Enter. =10+20+30 The result (60) will appear in the selected cell.

Excel processes 6 AM as "0.25," because it is one quarter of the way through the day. If you need to add a number of payroll time entries together, change the time format to a number format, then ...

You can add a zero before a number in Google Sheets and Excel using this tutorial. You need to change cell formatting or use function.