What plus 4 equals 23?

This is how to calculate "What plus 4 equals 23?" In other words, what do you add to 4 to get 23? We start by converting this word problem into an equation where "What" is what we want to solve:

What + 4 = 23

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

What + 4 - 4 = 23 - 4

Then, we do the calculation to get the answer to "What plus 4 equals 23?" as follows:

What = 19

The answer to "What plus 4 equals 23?" is 19. You know this answer is correct because 19 plus 4 equals 23.

What Plus Calculator
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What plus 4 equals 24?
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