34 plus what equals 30?

This is how to calculate "34 plus what equals 30?" In other words, 34 plus a number equals 30. What is that number? We start by converting this word problem into an equation where "what" is what we want to solve:

34 + what = 30

To solve this equation, we first add -34 to each side of the equal sign like this:

34 - 34 + what = 30 - 34

Then, we do the calculation to get the answer to "34 plus what equals 30?" as follows:

What = -4

The answer to "34 plus what equals 30?" is -4. You know this answer is correct because 34 plus -4 equals 30.

Plus What Equals Calculator
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34 plus what equals 31?
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