Subtraction with Regrouping: 139 − 65
Subtraction with Regrouping Calculator
What is 139 − 65?
Answer
139 − 65 =
74
With regrouping: 1 borrow — from the hundreds
| 0 | +10 | ||
| 3 (was 3, now 13) | 9 | ||
| − | 6 | 5 | |
| 7 | 4 |
Column by column: 139 − 65
- Ones: 9 − 5 = 4 — write 4.
- Tens: 3 is less than 6 — borrow 1 hundred: hundreds 1 → 0; 13 − 6 = 7 — write 7.
- Hundreds: after borrowing, 0 — a leading zero is not written.
139 − 65 = 74
Second check: 139 − 74 = 65
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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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