97 plus what equals 42?

This is how to calculate "97 plus what equals 42?" In other words, 97 plus a number equals 42. What is that number? We start by converting this word problem into an equation where "what" is what we want to solve:

97 + what = 42

To solve this equation, we first add -97 to each side of the equal sign like this:

97 - 97 + what = 42 - 97

Then, we do the calculation to get the answer to "97 plus what equals 42?" as follows:

What = -55

The answer to "97 plus what equals 42?" is -55. You know this answer is correct because 97 plus -55 equals 42.

Plus What Equals Calculator
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