61 plus what equals 70?

This is how to calculate "61 plus what equals 70?" In other words, 61 plus a number equals 70. What is that number? We start by converting this word problem into an equation where "what" is what we want to solve:

61 + what = 70

To solve this equation, we first add -61 to each side of the equal sign like this:

61 - 61 + what = 70 - 61

Then, we do the calculation to get the answer to "61 plus what equals 70?" as follows:

What = 9

The answer to "61 plus what equals 70?" is 9. You know this answer is correct because 61 plus 9 equals 70.

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

61 plus what equals 71?
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.