63 plus what equals 27?

This is how to calculate "63 plus what equals 27?" In other words, 63 plus a number equals 27. What is that number? We start by converting this word problem into an equation where "what" is what we want to solve:

63 + what = 27

To solve this equation, we first add -63 to each side of the equal sign like this:

63 - 63 + what = 27 - 63

Then, we do the calculation to get the answer to "63 plus what equals 27?" as follows:

What = -36

The answer to "63 plus what equals 27?" is -36. You know this answer is correct because 63 plus -36 equals 27.

Plus What Equals Calculator
Here you can calculate a similar problem:

63 plus what equals 28?
Do you think you can solve a similar problem on your own? Try to figure out the next problem on our list and then go here to check the answer.