Addition with Regrouping: 89 + 17
Addition with Regrouping Calculator
What is 89 + 17?
Answer
89 + 17 =
106
The sum is longer than the addends: 2 carries — into the tens and the hundreds; the last one makes a new digit
| 1carry | 1carry | ||
| 8 | 9 | ||
| + | 1 | 7 | |
| 1 | 0 | 6 |
Column by column: 89 + 17
- Ones: 9 + 7 = 16 — write 6, carry 1.
- Tens: 8 + 1 + 1 = 10 — write 0, carry 1.
- Hundreds: the carried 1 — write 1.
89 + 17 = 106
Second check: 106 − 89 = 17
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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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