How to calculate return on investment (ROI), the money an investment made relative to its cost, in Microsoft Excel.

Microsoft's spreadsheet program can do way more than you might realize. These are the hacks and tricks you need to know.

Use Microsoft Excel to calculate EBITDA (earnings before interest, tax, depreciation, and amortization) profit margin.

Calculating a Least Squares Regression Line: Equation, Example, Explanation If you want a simple explanation of how to calculate and draw a line of best fit through your data, read on!

Multiple Pregnancy Calculator assesses your pregnancy symptoms and finds if you are pregnant with twins or triplets or more. Multiple Pregnancy Calculator offers tips for pregnant women.

Despite staying mostly still, FanDuel projects the Red Wings to regress, with their point total set to 83.5. Did they really get worse?