65 plus what equals 0?

This is how to calculate "65 plus what equals 0?" In other words, 65 plus a number equals 0. What is that number? We start by converting this word problem into an equation where "what" is what we want to solve:

65 + what = 0

To solve this equation, we first add -65 to each side of the equal sign like this:

65 - 65 + what = 0 - 65

Then, we do the calculation to get the answer to "65 plus what equals 0?" as follows:

What = -65

The answer to "65 plus what equals 0?" is -65. You know this answer is correct because 65 plus -65 equals 0.

Plus What Equals Calculator
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