You can change the date & time format in Google Sheets & Excel Online using this guide. Use different date & time formats in spreadsheets.

Open the Excel 2010 file that you want to make format changes to. Select the top-left cell in the range of cells that you want to change to the accounting format.

How to Change a Cell's Number Format to Currency or Accounting First, select the cells, rows, or columns containing the financial values.

How to Format Fractions to Percentages in Excel. The cells in a Microsoft Excel spreadsheet can hold various types of numerical data, including fractions and percentages.

However, if you paste a differently formatted date, Excel accepts the source formatting. To further complicate the situation, Excel changes the format of the target cell to that of the pasted value!

To clear formatting from the selected cells in your workbook in Microsoft Excel, you can use Clear Formats, Keyboard shortcuts, Format Painter tool, etc.

Thanks to the linked cell property in Microsoft Excel, it's super easy to use the selected value as a condition in a macro or conditional formatting rule.