Use YEARFRAC in WPS with 4 how-to topics, all available without membership; choose a topic from the index and follow the steps to enter, review, and update the formula.

How-to Index

#	Topic	Membership
1	1. Enter the YEARFRAC function	Free
2	2. View function syntax guidance	Free
3	3. Use cell references for date calculations	Free
4	4. Check and update calculation results	Free

How-to Guide

1. Enter the YEARFRAC function

Entry point: Open a WPS Spreadsheet workbook, select the target cell, and type the formula in the cell or formula bar.

Open WPS Spreadsheet and go to the worksheet where you want to calculate a date interval.
Click the cell where you want the result to appear.
Type = to begin the formula.
Type YEARFRAC(.
Enter the start date, end date, and optional basis value, then press Enter.

Success Criteria

UI state: The target cell displays a calculation result.
Next actions: You can edit the arguments, copy the formula, or fill it down.

Tips While Using

Common mistakes: If you forget to type = first, the entry may be treated as plain text.
Environment limits: The start date and end date should be recognized as valid dates.

2. View function syntax guidance

Entry point: Type =YEARFRAC( in a cell or in the formula bar.

Select a blank cell.
Type =YEARFRAC(.
Look for the function guidance near the editing area.
Confirm the argument order and continue entering the formula.

Success Criteria

UI state: The interface shows YEARFRAC argument guidance.
Next actions: You can continue completing the formula based on the prompt.

Tips While Using

Common mistakes: If you type the function name without the opening parenthesis, full argument guidance may not appear.

3. Use cell references for date calculations

Entry point: Enter YEARFRAC in a result cell and reference existing date cells.

Prepare the start date and end date in worksheet cells.
Select the result cell.
Enter a formula such as =YEARFRAC(A2,B2).
Press Enter to view the result.
If needed, fill the formula down to process more rows.

Success Criteria

UI state: The result cell returns a fractional year value.
Next actions: If you change A2 or B2, the result updates accordingly.

Tips While Using

Common mistakes: If referenced cells contain text-formatted dates, the result may not match expectations.
Environment limits: Before filling the formula down, confirm that the references are positioned correctly.

4. Check and update calculation results

Entry point: Edit the date cells used in the formula and review the result cell.

Find the result cell that already uses YEARFRAC.
Change the start date or end date.
Press Enter to confirm the date change.
Check whether the YEARFRAC result updates automatically.
If needed, click the result cell again to review the formula.

Success Criteria

UI state: The result changes when the dates change.
Next actions: You can continue adjusting arguments or copy the formula to other areas.

Tips While Using

Common mistakes: If you replace a date with non-date text, the result may show an error or an unexpected value.