Addition with Regrouping: 389 + 239
Addition with Regrouping Calculator
What is 389 + 239?
Answer
389 + 239 =
628
With regrouping: 2 carries — into the tens and the hundreds
| 1carry | 1carry | ||
| 3 | 8 | 9 | |
| + | 2 | 3 | 9 |
| 6 | 2 | 8 |
Column by column: 389 + 239
- Ones: 9 + 9 = 18 — write 8, carry 1.
- Tens: 8 + 3 + 1 = 12 — write 2, carry 1.
- Hundreds: 3 + 2 + 1 = 6 — write 6.
389 + 239 = 628
Second check: 628 − 389 = 239
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- Subtraction with Regrouping Calculator - Column subtraction step by step, with borrowing across zeros
- Long Multiplication Calculator - Column multiplication with partial products, step by step
- Long Division Calculator - Step-by-step long division with detailed explanation
- Adding Fractions Calculator - Add fractions, mixed numbers and whole numbers step by step
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