Vertically align numbers with Larger Number on top:
8 | 7 | 0 | |
− | 3 | 6 | 7 |
Subtract using place value:
Hundreds | Tens | Ones | |
---|---|---|---|
6 | 10 | ||
870 | 8 | 7 | 0 |
367 | 3 | 6 | 7 |
Difference | 5 | 0 | 3 |
Column traversal from right to left
Ones column:
Ones column:
- Since 0 is less than 7, we have to borrow 1 from the Tens column
- As a result, 0 becomes 10, and 10 − 7 = 3
- The 7 in the Tens column becomes 6
Tens column:
- 6 − 6 = 0
Hundreds column:
- 8 − 3 = 5
6 | 10 | ||
8 | 7 | 0 | |
− | 3 | 6 | 7 |
5 | 0 | 3 |
Therefore, the Difference between 870 and 367 is 503
Check computation by comparing Larger Number and the Sum of Difference and Smaller Number:
1 | |||
5 | 0 | 3 | |
3 | 6 | 7 | |
8 | 7 | 0 |
Sum of Difference and Smaller Number = 870
Sum of Difference and Smaller Number = Larger Number (870 = 870) ✓