Subtraction with Regrouping: 581 − 128
Subtraction with Regrouping Calculator
What is 581 − 128?
Answer
581 − 128 =
453
With regrouping: 1 borrow — from the tens
| 7 | +10 | ||
| 5 | 1 (was 1, now 11) | ||
| − | 1 | 2 | 8 |
| 4 | 5 | 3 |
Column by column: 581 − 128
- Ones: 1 is less than 8 — borrow 1 ten: tens 8 → 7; 11 − 8 = 3 — write 3.
- Tens: after borrowing, 7; 7 − 2 = 5 — write 5.
- Hundreds: 5 − 1 = 4 — write 4.
581 − 128 = 453
Second check: 581 − 453 = 128
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- 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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