What plus 7 equals 10?

This is how to calculate "What plus 7 equals 10?" In other words, what do you add to 7 to get 10? We start by converting this word problem into an equation where "What" is what we want to solve:

What + 7 = 10

To solve this equation, we first add -7 to each side of the equal sign like this:

What + 7 - 7 = 10 - 7

Then, we do the calculation to get the answer to "What plus 7 equals 10?" as follows:

What = 3

The answer to "What plus 7 equals 10?" is 3. You know this answer is correct because 3 plus 7 equals 10.

What Plus Calculator
Here you can calculate a similar problem:

What plus 7 equals 11?
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.