Here we will show you step-by-step how to calculate 40 plus 72 (40 + 72) using the Long Addition Method. We start by setting up our math problem as follows:
| 4 | 0 | |||||||
| + | 7 | 2 | ||||||
The next step is to add the ones digits together (0 + 2 = 2) like this:
| 4 | 0 | |||||||
| + | 7 | 2 | ||||||
| 2 |
Then in our final step, we add the tens digits together (4 + 7 = 11) like this:
| 4 | 0 | |||||||
| + | 7 | 2 | ||||||
| 1 | 1 | 2 |
And that is how you solve 40 plus 72 using the Long Addition Method! The answer is displayed mathematically below:
40 + 72 = 112
Long Addition Calculator
Here you can enter another addition problem for us to explain and solve using the Long Addition Method: