31 plus what equals 92?

This is how to calculate "31 plus what equals 92?" In other words, 31 plus a number equals 92. What is that number? We start by converting this word problem into an equation where "what" is what we want to solve:

31 + what = 92

To solve this equation, we first add -31 to each side of the equal sign like this:

31 - 31 + what = 92 - 31

Then, we do the calculation to get the answer to "31 plus what equals 92?" as follows:

What = 61

The answer to "31 plus what equals 92?" is 61. You know this answer is correct because 31 plus 61 equals 92.

Plus What Equals Calculator
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