Here we will show you step-by-step how to calculate 40 plus 69 (40 + 69) using the Long Addition Method. We start by setting up our math problem as follows:
| 4 | 0 | |||||||
| + | 6 | 9 | ||||||
The next step is to add the ones digits together (0 + 9 = 9) like this:
| 4 | 0 | |||||||
| + | 6 | 9 | ||||||
| 9 |
Then in our final step, we add the tens digits together (4 + 6 = 10) like this:
| 4 | 0 | |||||||
| + | 6 | 9 | ||||||
| 1 | 0 | 9 |
And that is how you solve 40 plus 69 using the Long Addition Method! The answer is displayed mathematically below:
40 + 69 = 109
Long Addition Calculator
Here you can enter another addition problem for us to explain and solve using the Long Addition Method: