19 plus what equals 16?

This is how to calculate "19 plus what equals 16?" In other words, 19 plus a number equals 16. What is that number? We start by converting this word problem into an equation where "what" is what we want to solve:

19 + what = 16

To solve this equation, we first add -19 to each side of the equal sign like this:

19 - 19 + what = 16 - 19

Then, we do the calculation to get the answer to "19 plus what equals 16?" as follows:

What = -3

The answer to "19 plus what equals 16?" is -3. You know this answer is correct because 19 plus -3 equals 16.

Plus What Equals Calculator
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