Here we will show you step-by-step how to calculate 80 plus 49 (80 + 49) using the Long Addition Method. We start by setting up our math problem as follows:
| 8 | 0 | |||||||
| + | 4 | 9 | ||||||
The next step is to add the ones digits together (0 + 9 = 9) like this:
| 8 | 0 | |||||||
| + | 4 | 9 | ||||||
| 9 |
Then in our final step, we add the tens digits together (8 + 4 = 12) like this:
| 8 | 0 | |||||||
| + | 4 | 9 | ||||||
| 1 | 2 | 9 |
And that is how you solve 80 plus 49 using the Long Addition Method! The answer is displayed mathematically below:
80 + 49 = 129
Long Addition Calculator
Here you can enter another addition problem for us to explain and solve using the Long Addition Method: