53 plus what equals 45?

This is how to calculate "53 plus what equals 45?" In other words, 53 plus a number equals 45. What is that number? We start by converting this word problem into an equation where "what" is what we want to solve:

53 + what = 45

To solve this equation, we first add -53 to each side of the equal sign like this:

53 - 53 + what = 45 - 53

Then, we do the calculation to get the answer to "53 plus what equals 45?" as follows:

What = -8

The answer to "53 plus what equals 45?" is -8. You know this answer is correct because 53 plus -8 equals 45.

Plus What Equals Calculator
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53 plus what equals 46?
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