4 plus what equals 46?

This is how to calculate "4 plus what equals 46?" In other words, 4 plus a number equals 46. What is that number? We start by converting this word problem into an equation where "what" is what we want to solve:

4 + what = 46

To solve this equation, we first add -4 to each side of the equal sign like this:

4 - 4 + what = 46 - 4

Then, we do the calculation to get the answer to "4 plus what equals 46?" as follows:

What = 42

The answer to "4 plus what equals 46?" is 42. You know this answer is correct because 4 plus 42 equals 46.

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4 plus what equals 47?
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