How to fill down a formula in Excel

To obtain the last value of a column in Excel, you can choose different methods according to the data characteristics: 1. Use the LOOKUP function to quickly find the last non-null value, which is suitable for situations where there may be empty rows in the data. The formula is =LOOKUP(2,1/(A:A""), A:A); 2. Use the INDEX COUNTA combination to process continuous data, which is suitable for data columns without empty rows, and the formula is =INDEX(A:A,COUNTA(A:A)); 3. Use the INDEX MATCH combination to obtain the last numeric value, which is suitable for data columns containing only numbers, and the formula is =INDEX(A:A,MATCH(9.99E 307,A:A)). this

XLOOKUP is a modern function used in Excel to replace old functions such as VLOOKUP. 1. The basic syntax is XLOOKUP (find value, search array, return array, [value not found], [match pattern], [search pattern]); 2. Accurate search can be realized, such as =XLOOKUP("P002", A2:A4, B2:B4) returns 15.49; 3. Customize the prompt when not found through the fourth parameter, such as "Productnotfound"; 4. Set the matching pattern to 2, and use wildcards to perform fuzzy search, such as "Joh*" to match names starting with Joh; 5. Set the search mode

To set different headers and footers in Word, you must first insert the section break character. 1. Click the starting position of the new section, 2. Select "Next Page" or "Continuous" in the "Delimiter" in "Layout", 3. After inserting, double-click the header footer area, cancel "Link to Previous" to disconnect the link, so that each section can be set independently; if it cannot be modified, it may be that the link is not cancelled or the section break character is deleted by mistake, you can set the cover page to "None" header footer, and hide it by setting the height to 0 or enabling "Different Home Page".

Microsoft Word is the go-to tool for word processing across the globe. Whether you're a student drafting an essay or a professional preparing business reports, Word provides all the tools you need. But every project starts with one essential step—cre

There are three main ways to insert PDF into Excel. First, insert PDF as an object, click "Insert" → "Object" → "Create from File", select PDF file and optionally link to the file, which is suitable for embedding the entire file; second, convert PDF into picture and insert the image, and use the tool to export the image and add it through "Insert" → "Image", which is suitable for displaying content but is not convenient for multi-page processing; third, insert hyperlinks, right-click the cell to set the hyperlink to point to the PDF file, which is suitable for providing access paths. Different methods are suitable for different scenarios, just choose as needed.

Open the "Switch" tab in PowerPoint to access all switching effects; 2. Select switching effects such as fade in, push, erase, etc. from the library and click Apply to the current slide; 3. You can choose to keep the effect only or click "All Apps" to unify all slides; 4. Adjust the direction through "Effect Options", set the speed of "Duration", and add sound effects to fine control; 5. Click "Preview" to view the actual effect; it is recommended to keep the switching effect concise and consistent, avoid distraction, and ensure that it enhances rather than weakens information communication, and ultimately achieve a smooth transition between slides.

To customize the Word ribbon, first right-click the ribbon to select "Custom Ribbon" or enter the settings interface through "File" > "Options" > "Custom Ribbon"; then select common functions from the command list on the left, click "New Tab" or select an existing tab and use the "Add" button to add it to the layout on the right, and drag the order to adjust it; then create exclusive tabs and groups, such as "Writing Tools" and rename them to improve recognition; finally pay attention to saving changes, and understand that custom settings are saved based on document templates, and you can reset and restore the default layout at any time.

If the templates offered by Word do not just look for you, in this article we offer a large number of free templates for Word