58 plus what equals 27?

This is how to calculate "58 plus what equals 27?" In other words, 58 plus a number equals 27. What is that number? We start by converting this word problem into an equation where "what" is what we want to solve:

58 + what = 27

To solve this equation, we first add -58 to each side of the equal sign like this:

58 - 58 + what = 27 - 58

Then, we do the calculation to get the answer to "58 plus what equals 27?" as follows:

What = -31

The answer to "58 plus what equals 27?" is -31. You know this answer is correct because 58 plus -31 equals 27.

Plus What Equals Calculator
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58 plus what equals 28?
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