Excel and Google Sheets have three functions to calculate the internal rate of return: IRR, XIRR, and MIRR. Learn how these functions can calculate investment returns.

Discover 7 powerful Excel functions that will revolutionize your workflow, automate tasks, and save you hours of time. From ...

TEXTBEFORE and TEXTAFTER are a few more of my favorite Excel functions to clean messy spreadsheets. Excel's newer text ...

On Monday, the company announced that its Copilot AI is now available as an Excel function for Microsoft 365 insiders. That means you can add COPILOT to a formula and then use natural language in a ...

As a reminder, the formula to calculate the DSCR is as follows: Net Operating Income / Total Debt Service. Place your cursor in cell D3. The formula in Excel will begin with the equal sign.

A mathematician at Carnegie Mellon University has developed an easier way to solve quadratic equations. Here's the secret.

UnitedHealth's valuation models show it is trading at a 31% discount to fair value, with potential annualized returns between ...

This inflation calculator uses the change in the Consumer Price Index (CPI) from 1913 to 2025 to estimate the U.S. dollar's buying power and future value.

Scientists are rethinking the universe’s deepest mysteries using numerical relativity, complex computer simulations of Einstein’s equations in extreme conditions. This method could help ...

Today, retirement planning needs a revamp. Traditional methods that rely on forecasts often fail. Sequence-of-return risk can deplete savings. Dynamic withdrawals, adjusting spending based on ...

A different approach to problems of multiple significance testing is presented. It calls for controlling the expected proportion of falsely rejected hypotheses-the false discovery rate.