What is the sum of 28 and 89?

The answer you get when you add 28 and 89 together is called the sum. The sum of 28 and 89 is displayed below:

117

In math terms, the sum of 28 and 89 would be written as follows:

28 + 89 = 117

When you need to find the sum of numbers such as 28 and 89, just remember that you need to add the numbers together to get the sum.

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