Who went to both USA & UK? [Excel Challenge]

How about a fun Excel challenge? I have data in below format in the table named trips I want to know which employees visited both USA & UK? How would you solve this problem? Post your solutions in the comments. Need sample data & my solution? Click here to download the file. Want more challenges […]
Calculating Critical Path using Excel Formulas [Project Management]

Do you know that we can easily calculate the critical path for a project using Excel formulas?
For a long time, it has been tricky to calculate the Critical Path using Excel formulas. But thanks to the arrival of new Dynamic Array functionality in Excel, we can now calculate critical path. In this article let me describe the approach with an example.
Put on your hardhats, this one is going to blow your minds.
How to make a pivot table when you have data in multiple sheets [Tutorial]

Recently I had to create a Pivot report from monthly data. But there is a twist. The data is spread across multiple sheets, one for each month. Let me explain how I built the pivot for that scenario.
Python is in Excel! – Here is a complete getting started guide for you

Python ? is in Excel now! Learn how to use Python in Excel with Sample data, 10 Code Examples and tips with this complete guide.
Top 10 Accounting KPIs and How to Calculate them in Excel?

We can calculate any Finance & Accounting KPI values using Excel easily. In this article, I am sharing the top 10 accounting KPI calculations. These are… Topics ? Net Profit Margin Net Profit Margin = Net Profit / Sales Positive profit margin indicates business is profitable while negative indicates the business is in loss. ? […]
Speed up your Excel Formulas [10 Practical Tips]

Excel formulas acting slow? Today lets talk about optimizing & speeding up Excel formulas. Use these tips & ideas to super-charge your sluggish workbook. Use the best practices & formula guidelines described in this post to optimize your complex worksheet models & make them faster.
1. Use tables to hold the data
2. Use named ranges & named formulas
3. Use Dynamic Array formulas
4. Sort your data
5. Use manual calculation mode
… and more. Read on to learn these top 10 tips & ideas to improve performance of your excel formulas.
A clever technique to simplify your long, nested IF formulas

Recently I used an elegant and smart technique to simplify lengthy nested IF formulas and made them 80% shorter. In this article, let me explain the process and share the results.