Subtraction with Regrouping: 857 − 389
Subtraction with Regrouping Calculator
What is 857 − 389?
Answer
857 − 389 =
468
With regrouping: 2 borrows — from the tens and the hundreds
| 7 | 14 | +10 | |
| 7 (was 7, now 17) | |||
| − | 3 | 8 | 9 |
| 4 | 6 | 8 |
Column by column: 857 − 389
- Ones: 7 is less than 9 — borrow 1 ten: tens 5 → 4; 17 − 9 = 8 — write 8.
- Tens: after borrowing, 4; 4 is less than 8 — borrow 1 hundred: hundreds 8 → 7; 14 − 8 = 6 — write 6.
- Hundreds: after borrowing, 7; 7 − 3 = 4 — write 4.
857 − 389 = 468
Second check: 857 − 468 = 389
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See Also
- Addition with Regrouping Calculator - Column addition step by step, with every carry
- Long Division Calculator - Step-by-step long division with detailed explanation
- Long Multiplication Calculator - Column multiplication with partial products, step by step
- Subtracting Fractions Calculator - Subtract fractions, mixed numbers and whole numbers step by step
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Column subtractions of 389
| Example | Difference |
|---|---|
| 852 − 389 | 463 |
| 853 − 389 | 464 |
| 854 − 389 | 465 |
| 855 − 389 | 466 |
| 856 − 389 | 467 |
| 857 − 389 | 468 |
| 858 − 389 | 469 |
| 859 − 389 | 470 |
| 860 − 389 | 471 |
| 861 − 389 | 472 |
| 862 − 389 | 473 |