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.

Learn how to suppress or hide zero values in an Excel sheet using one of these quick and easy methods.

Learn how to ignore zero values in Excel charts with step-by-step tips to create clean, accurate, and professional visuals.

The article describes how to ignore zeros in a formula by using Excel's AVERAGEIF function, which is useful when dealing with incomplete worksheets or formulas that might result in zero values ...

You can insert blanks rows above or below another in Excel, and you can even add them between each row that has data.