12 plus what equals 2?

This is how to calculate "12 plus what equals 2?" In other words, 12 plus a number equals 2. What is that number? We start by converting this word problem into an equation where "what" is what we want to solve:

12 + what = 2

To solve this equation, we first add -12 to each side of the equal sign like this:

12 - 12 + what = 2 - 12

Then, we do the calculation to get the answer to "12 plus what equals 2?" as follows:

What = -10

The answer to "12 plus what equals 2?" is -10. You know this answer is correct because 12 plus -10 equals 2.

Plus What Equals Calculator
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