Easily find all combinations that equal a given sum in Excel

Supposing, there is a list of numbers (whole numbers, decimal numbers or negative numbers), and now, you want to find all possible combinations from these numbers that equal a given sum. Normally you can use formulas, Solver Add-in or User-defined function to achieve it, but it is time-consuming and not easy to handle. Here with the useful Make Up a Number utility of Kutools for Excel, finding all combinations that equal a given sum has never been so easy in Excel.

Find all combinations that equal a given sum

Find all combinations that equal a given sum

As the below screenshot shown, to find all possible combinations of numbers in range B3:B11 that sum up to 520, you can try with the Make Up a Number utility as follows.

1. Click Kutools > Content > Make Up a Number.

2. In the Make up a number dialog box, please do the below settings.

• In the Data Source box, select the number list to find which numbers add up to 520;
• In the Options section, enter 520 into the Sum textbox;
• Click the OK button. See screenshot:

3. In the next Make up a number dialog box, select a cell to output the combinations and click the OK button. Then a Kutools for Excel dialog pops up to tell you how many combinations will be created, click OK.

You can see all possible combinations of selected numbers that sum up to 520 are listed as follows.

Notes:

1. It is optional to specify the number of combinations and number of elements in each combination instead of generate all combinations. As the below screenshot shown, you can specify number of combinations as 4, and specify number of elements in each combination from 1 to 4, then, you will get the following result:

Result:

2. This powerful feature also can be applied to decimal and negative numbers, see screenshot:

And you will get the result as below screenshot shown:

3. You can check the Save in a new sheet box to output the combinations to a new sheet.

Find all combinations that equal a given sum