Addition with Regrouping: 402 + 398
Addition with Regrouping Calculator
What is 402 + 398?
Answer
402 + 398 =
800
With regrouping: 2 carries — into the tens and the hundreds
| 1carry | 1carry | ||
| 4 | 0 | 2 | |
| + | 3 | 9 | 8 |
| 8 | 0 | 0 |
Column by column: 402 + 398
- Ones: 2 + 8 = 10 — write 0, carry 1.
- Tens: 0 + 9 + 1 = 10 — write 0, carry 1.
- Hundreds: 4 + 3 + 1 = 8 — write 8.
402 + 398 = 800
Second check: 800 − 402 = 398
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- Subtraction with Regrouping Calculator - Column subtraction step by step, with borrowing across zeros
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- 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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