You can create a simple formula to add, subtract, multiply or divide values in your worksheet. Simple formulas always start with an equal sign (=), followed by constants that are numeric …

Equations aren’t supported in Excel for the web. Because Equation Editor isn’t available in Excel for the web, you won’t be able to insert them. When you open a workbook that has equations, …

How to use the IF function (combined with the AND, OR, and NOT functions) in Excel to make logical comparisons between given values.

Adding and subtracting in Excel is easy; you just have to create a simple formula to do it. Just remember that all formulas in Excel begin with an equal sign (=), and you can use the formula …

How to use the SUM function in Excel to add individual values, cell references, ranges, or a mix of all three.

Use commas to separate the cells you are combining, use quotation marks to add spaces, commas, other text, or the ampersand symbol (&) with the next cell you want to combine.

Master the art of Excel formulas with our comprehensive guide. Learn how to perform calculations, manipulate cell contents, and test conditions with ease.

Let's say that you need to add two different time values together to get a total, or you need to subtract one time value from another to get the total time spent working on a project. As you'll …

Calculated columns in Excel tables are a fantastic tool for entering formulas efficiently. They allow you to enter a single formula in one cell, and then that formula will automatically expand to the …

You can add or subtract a number of days to or from a date by using a simple formula, or you can use worksheet functions that are designed to work specifically with dates in Excel.