86 plus what equals 63?

This is how to calculate "86 plus what equals 63?" In other words, 86 plus a number equals 63. What is that number? We start by converting this word problem into an equation where "what" is what we want to solve:

86 + what = 63

To solve this equation, we first add -86 to each side of the equal sign like this:

86 - 86 + what = 63 - 86

Then, we do the calculation to get the answer to "86 plus what equals 63?" as follows:

What = -23

The answer to "86 plus what equals 63?" is -23. You know this answer is correct because 86 plus -23 equals 63.

Plus What Equals Calculator
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