Subtraction with Regrouping: 855 − 172
Subtraction with Regrouping Calculator
What is 855 − 172?
Answer
855 − 172 =
683
With regrouping: 1 borrow — from the hundreds
| 7 | +10 | ||
| 5 (was 5, now 15) | 5 | ||
| − | 1 | 7 | 2 |
| 6 | 8 | 3 |
Column by column: 855 − 172
- Ones: 5 − 2 = 3 — write 3.
- Tens: 5 is less than 7 — borrow 1 hundred: hundreds 8 → 7; 15 − 7 = 8 — write 8.
- Hundreds: after borrowing, 7; 7 − 1 = 6 — write 6.
855 − 172 = 683
Second check: 855 − 683 = 172
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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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