Subtraction with Regrouping: 912 − 427
Subtraction with Regrouping Calculator
What is 912 − 427?
Answer
912 − 427 =
485
With regrouping: 2 borrows — from the tens and the hundreds
| 8 | 10 | +10 | |
| 2 (was 2, now 12) | |||
| − | 4 | 2 | 7 |
| 4 | 8 | 5 |
Column by column: 912 − 427
- Ones: 2 is less than 7 — borrow 1 ten: tens 1 → 0; 12 − 7 = 5 — write 5.
- Tens: after borrowing, 0; 0 is less than 2 — borrow 1 hundred: hundreds 9 → 8; 10 − 2 = 8 — write 8.
- Hundreds: after borrowing, 8; 8 − 4 = 4 — write 4.
912 − 427 = 485
Second check: 912 − 485 = 427
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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 427
| Example | Difference |
|---|---|
| 907 − 427 | 480 |
| 908 − 427 | 481 |
| 909 − 427 | 482 |
| 910 − 427 | 483 |
| 911 − 427 | 484 |
| 912 − 427 | 485 |
| 913 − 427 | 486 |
| 914 − 427 | 487 |
| 915 − 427 | 488 |
| 916 − 427 | 489 |
| 917 − 427 | 490 |