Subtraction with Regrouping: 257 − 85
Subtraction with Regrouping Calculator
What is 257 − 85?
Answer
257 − 85 =
172
With regrouping: 1 borrow — from the hundreds
| 1 | +10 | ||
| 5 (was 5, now 15) | 7 | ||
| − | 8 | 5 | |
| 1 | 7 | 2 |
Column by column: 257 − 85
- Ones: 7 − 5 = 2 — write 2.
- Tens: 5 is less than 8 — borrow 1 hundred: hundreds 2 → 1; 15 − 8 = 7 — write 7.
- Hundreds: after borrowing, 1; nothing to subtract — write 1.
257 − 85 = 172
Second check: 257 − 172 = 85
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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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