Excel for Microsoft 365 Excel for Microsoft 365 for Mac Excel for the web Excel 2021 Excel 2021 for Mac Excel 2019 Excel 2019 for Mac Excel 2016 Excel 2016 for Mac Excel 2013 Excel for iPad Excel Web App Excel for iPhone Excel for Android tablets Excel 2010 Excel 2007 Excel for Mac 2011 Excel for Android phones Excel for Windows Phone 10 Excel Mobile Excel Starter 2010 More...Less
Excel shows this error when a formula or function contains numeric values that aren’t valid.
This often happens when you’ve entered a numeric value using a data type or a number format that’s not supported in the argument section of the formula. For example, you can’t enter a value like $1,000 in currency format, because dollar signs are used as absolute reference indicators and commas as argument separators in formulas. To avoid the #NUM! error, enter values as unformatted numbers, like 1000, instead.
Excel might also show the #NUM! error when:
-
A formula uses a function that iterates, such as IRR or RATE, and it can’t find a result.
See AlsoInternal Rate of Return (IRR): What You Should KnowIRR FunctionAccounting rate of return | nibusinessinfo.co.ukXIRR vs IRRTo fix this, change the number of times Excel iterates formulas:
-
SelectFile > Options. If you are using Excel 2007, select Microsoft Office Button
> Excel Options.
-
On the Formulas tab, under Calculation options, check the Enable iterative calculation box.
-
In the Maximum Iterations box, type the number of times you want Excel to recalculate. The higher the number of iterations, the more time Excel needs to calculate a worksheet.
-
In the Maximum Change box, type the amount of change you’ll accept between calculation results. The smaller the number, the more accurate the result and the more time Excel needs to calculate a worksheet.
-
-
A formula results in a number that’s too large or too small to be shown in Excel.
To fix this, change the formula so that its result is between -1*10307 and 1*10307.
Tip:If error checking is turned on in Excel, you can click
next to cell that shows the error. Click Show Calculation Steps if it’s available, and pick the resolution that works for your data.
Need more help?
You can always ask an expert in the Excel Tech Communityor get support inCommunities.
See Also
Need more help?
Want more options?
Discover Community
Explore subscription benefits, browse training courses, learn how to secure your device, and more.
Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.