Addition with Regrouping: 123,456 + 123,456
Addition with Regrouping Calculator
What is 123,456 + 123,456?
Answer
123,456 + 123,456 =
246,912
With regrouping: 2 carries — into the tens and the hundreds
| 1carry | 1carry | |||||
| 1 | 2 | 3 | 4 | 5 | 6 | |
| + | 1 | 2 | 3 | 4 | 5 | 6 |
| 2 | 4 | 6 | 9 | 1 | 2 |
Column by column: 123,456 + 123,456
- Ones: 6 + 6 = 12 — write 2, carry 1.
- Tens: 5 + 5 + 1 = 11 — write 1, carry 1.
- Hundreds: 4 + 4 + 1 = 9 — write 9.
- Thousands: 3 + 3 = 6 — write 6.
- Ten thousands: 2 + 2 = 4 — write 4.
- Hundred thousands: 1 + 1 = 2 — write 2.
123,456 + 123,456 = 246,912
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See Also
- 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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Column additions with 123,456
| Example | Sum |
|---|---|
| 123,456 + 123,451 | 246,907 |
| 123,456 + 123,452 | 246,908 |
| 123,456 + 123,453 | 246,909 |
| 123,456 + 123,454 | 246,910 |
| 123,456 + 123,455 | 246,911 |
| 123,456 + 123,456 | 246,912 |
| 123,457 + 123,456 | 246,913 |
| 123,458 + 123,456 | 246,914 |
| 123,459 + 123,456 | 246,915 |
| 123,460 + 123,456 | 246,916 |
| 123,461 + 123,456 | 246,917 |