What is the sum of 66 and 65?

The answer you get when you add 66 and 65 together is called the sum. The sum of 66 and 65 is displayed below:

131

In math terms, the sum of 66 and 65 would be written as follows:

66 + 65 = 131

When you need to find the sum of numbers such as 66 and 65, just remember that you need to add the numbers together to get the sum.

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