Subtraction with Regrouping: 315 − 47
Subtraction with Regrouping Calculator
What is 315 − 47?
Answer
315 − 47 =
268
With regrouping: 2 borrows — from the tens and the hundreds
| 2 | 10 | +10 | |
| 5 (was 5, now 15) | |||
| − | 4 | 7 | |
| 2 | 6 | 8 |
Column by column: 315 − 47
- Ones: 5 is less than 7 — borrow 1 ten: tens 1 → 0; 15 − 7 = 8 — write 8.
- Tens: after borrowing, 0; 0 is less than 4 — borrow 1 hundred: hundreds 3 → 2; 10 − 4 = 6 — write 6.
- Hundreds: after borrowing, 2; nothing to subtract — write 2.
315 − 47 = 268
Second check: 315 − 268 = 47
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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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