What is the sum of 12 and 13?

The answer you get when you add 12 and 13 together is called the sum. The sum of 12 and 13 is displayed below:

25

In math terms, the sum of 12 and 13 would be written as follows:

12 + 13 = 25

When you need to find the sum of numbers such as 12 and 13, just remember that you need to add the numbers together to get the sum.

Sum Calculator
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