Vertically align numbers with Larger Number on top:
| 6 | 3 | |
| − | 2 | 7 |
Subtract using place value:
| Tens | Ones | |
|---|---|---|
| 5 | 13 | |
| 63 | 6 | 3 |
| 27 | 2 | 7 |
| Difference | 3 | 6 |
Column traversal from right to left
Ones column:
Ones column:
- Since 3 is less than 7, we have to borrow 1 from the Tens column
- As a result, 3 becomes 13, and 13 − 7 = 6
- The 6 in the Tens column becomes 5
Tens column:
- 5 − 2 = 3
| 5 | 13 | |
| 6 | 3 | |
| − | 2 | 7 |
| 3 | 6 |
Therefore, the Difference between 63 and 27 is 36
Check computation by comparing Larger Number and the Sum of Difference and Smaller Number:
| 1 | ||
| 3 | 6 | |
| 2 | 7 | |
| 6 | 3 |
Sum of Difference and Smaller Number = 63
Sum of Difference and Smaller Number = Larger Number (63 = 63) ✓
