Column Subtraction: 128 − 23
Subtraction with Regrouping Calculator
What is 128 − 23?
Answer
128 − 23 =
105
No regrouping: each column is subtracted on its own
| 1 | 2 | 8 | |
| − | 2 | 3 | |
| 1 | 0 | 5 |
Column by column: 128 − 23
- Ones: 8 − 3 = 5 — write 5.
- Tens: 2 − 2 = 0 — write 0.
- Hundreds: nothing to subtract — write 1.
128 − 23 = 105
Second check: 128 − 105 = 23
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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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