Learn how GROUPBY passes both subset and full arrays into LAMBDA in Excel, letting you compute percent shares fast and explain results clearly.

When working with tables, Excel’s Total Row feature automatically uses SUBTOTAL for accurate calculations. SUBTOTAL also has a feature under the data ribbon, in outline, which enables automatic ...

As your business grows, you'll find that you need Microsoft Excel 2010 more and more to compute important numbers for your business. One Excel function that can come in extremely handy is the ...

For a business leader, Microsoft Excel 2010 can be an invaluable tool for monitoring inventory, recording customer information or keeping track of business processes. Over time, these Excel ...

Learn how to calculate weighted averages using Excel for various financial metrics. Simplify complex calculations with our ...

Daniel Jassy, CFA, is an Investopedia Academy instructor and the founder of SPYderCRusher Research. He contributes to Excel and Algorithmic Trading. Amy is an ACA and the CEO and founder of OnPoint ...

FORECAST.ETS applies an exponential triple smoothing (ETS) algorithm to create forecasts that can include trend and seasonal ...

Learn the difference between Excel COUNT and COUNTA, plus TEXTBEFORE and TEXTAFTER tricks, so you clean text and totals with ...

The new year is here, and as we move through the first full week many people are reeling from returning to work, and remembering all the responsibilities they set aside during the holidays. If you've ...

Half advice show. Half survival guide. Half absurdity-fest. (Wait, how does this work again? We're not numbers people.) Each episode, we answer all your burning questions, from how to survive a public ...

Start investing with as little as $100; consistent contributions grow wealth over time. Long-term investments beat short-term trading for reliable returns; avoid frequent buying and selling. Determine ...