What is the sum of 45 and 89?

The answer you get when you add 45 and 89 together is called the sum. The sum of 45 and 89 is displayed below:

134

In math terms, the sum of 45 and 89 would be written as follows:

45 + 89 = 134

When you need to find the sum of numbers such as 45 and 89, just remember that you need to add the numbers together to get the sum.

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