Vertically align numbers with Larger Number on top:
| 2 | 3 | |
| − | 5 |
Subtract using place value:
| Tens | Ones | |
|---|---|---|
| 1 | 13 | |
| 23 | 2 | 3 |
| 5 | 5 | |
| Difference | 1 | 8 |
Column traversal from right to left
Ones column:
Ones column:
- Since 3 is less than 5, we have to borrow 1 from the Tens column
- As a result, 3 becomes 13, and 13 − 5 = 8
- The 2 in the Tens column becomes 1
Tens column:
- 1 − 0 = 1
| 1 | 13 | |
| 2 | 3 | |
| − | 5 | |
| 1 | 8 |
Therefore, the Difference between 23 and 5 is 18
Check computation by comparing Larger Number and the Sum of Difference and Smaller Number:
| 1 | ||
| 1 | 8 | |
| 5 | ||
| 2 | 3 |
Sum of Difference and Smaller Number = 23
Sum of Difference and Smaller Number = Larger Number (23 = 23) ✓
