71 plus what equals 0?

This is how to calculate "71 plus what equals 0?" In other words, 71 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:

71 + what = 0

To solve this equation, we first add -71 to each side of the equal sign like this:

71 - 71 + what = 0 - 71

Then, we do the calculation to get the answer to "71 plus what equals 0?" as follows:

What = -71

The answer to "71 plus what equals 0?" is -71. You know this answer is correct because 71 plus -71 equals 0.

Plus What Equals Calculator
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