64 plus what equals 0?

This is how to calculate "64 plus what equals 0?" In other words, 64 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:

64 + what = 0

To solve this equation, we first add -64 to each side of the equal sign like this:

64 - 64 + what = 0 - 64

Then, we do the calculation to get the answer to "64 plus what equals 0?" as follows:

What = -64

The answer to "64 plus what equals 0?" is -64. You know this answer is correct because 64 plus -64 equals 0.

Plus What Equals Calculator
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