# Excel tutorials, functions and advanced formula examples

## SUMIFS in Google Sheets to sum cells with multiple criteria (AND / OR logic)

Google Spreadsheets provide two functions to conditionally sum cells, SUMIF and SUMIFS. Regular visitors of our blog are already familiar with the SUMIF function that we covered last week, and today we are going to have a closer look at its plural version. Continue reading

## SUMIF in Google Sheets with formula examples

Google Sheets has two functions to add up numbers based on conditions: SUMIF and SUMIFS. The former evaluates just one condition while the latter can test multiple conditions at a time. In this tutorial, we will focus solely on the SUMIF function. Continue reading

## How to unmerge cells in Excel

When you have related data in several cells, you may be tempted to combine them into a single cell for alignment or comparison purposes. So, you merge a few smaller cells into a bigger one only to realize that merged cells have made it difficult to perform the simplest tasks on your worksheet. How do you unmerge cells in Excel to get things back to normal? Continue reading

It's time to learn more about rows in Google Sheets. Learn how to insert new rows to your table – one or many at once; freeze lines in a spreadsheet in a few clicks; delete selected or only empty rows in your table. Some useful shortcuts and the add-on are there to ease your work. Continue reading

## How to calculate days between dates in Excel

Are you wondering how many days are between two dates? Maybe, you need to know the number of days between today and some specific date in the past or future? Or, you just want to count working days between two dates? Whatever your task is, one of the below examples will certainly provide the solution. Continue reading

## Filter by condition in Google Sheets and work with filters in shared documents

Filters make working with Google Sheets a lot easier even when you work within a shared document. Fine-tune filtering options and apply filters based on your own formulas. To share different filters with people, get to know Filter Views option. Continue reading

## How to delete every other row or every Nth row in Excel

There are many situations when you may need to delete every other row in your worksheets. This short tutorial will teach you a couple of quick ways to remove alternate rows or every Nth row in Excel. Continue reading

## Excel IFERROR with VLOOKUP - elegant way to trap errors

Excel VLOOKUP and IFERROR - these two functions may be pretty hard to understand separately, let alone when they are combined. In this article, you will find a few easy-to-follow examples that address common uses and clearly illustrate the formula logic. Continue reading

## VLOOKUP with IF statement in Excel

Whilst VLOOKUP and IF functions are useful on their own, together they deliver even more valuable experiences. Today, we will be looking at a few simple examples that will show you how to Vlookup with If condition in Excel. Continue reading

## How to select random sample in Excel

Whether you do market research for a new product launch or evaluating the results of your marketing campaign, it is important that you use an unbiased sample of data for your analysis. The easiest way to achieve this is to do random selection in Excel. Continue reading

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