70 plus what equals 71?

This is how to calculate "70 plus what equals 71?" In other words, 70 plus a number equals 71. What is that number? We start by converting this word problem into an equation where "what" is what we want to solve:

70 + what = 71

To solve this equation, we first add -70 to each side of the equal sign like this:

70 - 70 + what = 71 - 70

Then, we do the calculation to get the answer to "70 plus what equals 71?" as follows:

What = 1

The answer to "70 plus what equals 71?" is 1. You know this answer is correct because 70 plus 1 equals 71.

Plus What Equals Calculator
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70 plus what equals 72?
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