85 plus what equals 86?

This is how to calculate "85 plus what equals 86?" In other words, 85 plus a number equals 86. What is that number? We start by converting this word problem into an equation where "what" is what we want to solve:

85 + what = 86

To solve this equation, we first add -85 to each side of the equal sign like this:

85 - 85 + what = 86 - 85

Then, we do the calculation to get the answer to "85 plus what equals 86?" as follows:

What = 1

The answer to "85 plus what equals 86?" is 1. You know this answer is correct because 85 plus 1 equals 86.

Plus What Equals Calculator
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