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Basic Math Examples
15+1715+17
Step 1
Step 1.1
Set up the addition in long addition format, placing the larger number on top of the smaller number.
11 | 7 | |
+ | 1 | 5 |
Step 1.2
Add the numbers together from the far right column. Since the result is greater than 10, carry the tens digit to the next column.
1 | ||
1 | 7 | |
+ | 1 | 5 |
2 |
Step 1.3
Add the numbers together from the next column to the left, including the carry digit.
1 | ||
1 | 7 | |
+ | 1 | 5 |
3 | 2 |
1 | ||
1 | 7 | |
+ | 1 | 5 |
3 | 2 |
Step 2
The sum of 17 and 15 is 32.
32