In our case, we have to sum the data in the cells B2 to B6, hence, the formula is: =B2+B3+B4+B5+B6. Similarly, you can create a formula to subtract data in Excel.

The LAMBDA function in Microsoft 365 Excel is a fantastic option for advanced users, empowering them to create custom, reusable functions that significantly boost productivity and precision.

To create calendars for the rest of the year, create new sheets for each month and repeat steps 6 to 8. Make sure you save your file before closing the spreadsheet. Create your own calendar in ...