Subtraction with Regrouping: 138 − 67
Subtraction with Regrouping Calculator
What is 138 − 67?
Answer
138 − 67 =
71
With regrouping: 1 borrow — from the hundreds
| 0 | +10 | ||
| 3 (was 3, now 13) | 8 | ||
| − | 6 | 7 | |
| 7 | 1 |
Column by column: 138 − 67
- Ones: 8 − 7 = 1 — write 1.
- 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.
138 − 67 = 71
Second check: 138 − 71 = 67
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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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