Addition with Regrouping: 402 + 78
Addition with Regrouping Calculator
What is 402 + 78?
Answer
402 + 78 =
480
With regrouping: 1 carry — into the tens
| 1carry | |||
| 4 | 0 | 2 | |
| + | 7 | 8 | |
| 4 | 8 | 0 |
Column by column: 402 + 78
- Ones: 2 + 8 = 10 — write 0, carry 1.
- Tens: 0 + 7 + 1 = 8 — write 8.
- Hundreds: nothing to add — write 4.
402 + 78 = 480
Second check: 480 − 402 = 78
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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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