How to convert cells to the date format? Open your excel spreadsheet. Select all the cells you want to modify, and right-click on them. Select Format Cells. Go to the Number tab. In the Category list, ...

Got a Microsoft Word doc that needs to be a PDF? A JPEG image you want to change to TIFF? Here's everything you need to know about converting file formats.

Convert your date to hex format by dividing it by 16. To calculate the hex value of your number, you need to repeatedly divide it by 16 and multiply the remainder by 16 each time.