Subtraction with Regrouping: 508 − 23
Subtraction with Regrouping Calculator
What is 508 − 23?
Answer
508 − 23 =
485
With regrouping: 1 borrow — from the hundreds
| 4 | +10 | ||
| 0 (was 0, now 10) | 8 | ||
| − | 2 | 3 | |
| 4 | 8 | 5 |
Column by column: 508 − 23
- Ones: 8 − 3 = 5 — write 5.
- Tens: 0 is less than 2 — borrow 1 hundred: hundreds 5 → 4; 10 − 2 = 8 — write 8.
- Hundreds: after borrowing, 4; nothing to subtract — write 4.
508 − 23 = 485
Second check: 508 − 485 = 23
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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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