Here we will show you step-by-step how to calculate 71 plus 18 (71 + 18) using the Long Addition Method. We start by setting up our math problem as follows:
| 7 | 1 | |||||||
| + | 1 | 8 | ||||||
The next step is to add the ones digits together (1 + 8 = 9) like this:
| 7 | 1 | |||||||
| + | 1 | 8 | ||||||
| 9 |
Then in our final step, we add the tens digits together (7 + 1 = 8) like this:
| 7 | 1 | |||||||
| + | 1 | 8 | ||||||
| 8 | 9 |
And that is how you solve 71 plus 18 using the Long Addition Method! The answer is displayed mathematically below:
71 + 18 = 89
Long Addition Calculator
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