Addition with Regrouping: 89 + 89
Addition with Regrouping Calculator
What is 89 + 89?
Answer
89 + 89 =
178
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 | ||
| + | 8 | 9 | |
| 1 | 7 | 8 |
Column by column: 89 + 89
- Ones: 9 + 9 = 18 — write 8, carry 1.
- Tens: 8 + 8 + 1 = 17 — write 7, carry 1.
- Hundreds: the carried 1 — write 1.
89 + 89 = 178
Similar examples to practise
Found an error in the calculation or the information?
Related Calculations
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
Share This Calculation
Print
<a href="https://calculat.io/en/number/long-addition/89--89">89 + 89 = 178 - Addition with Regrouping - Calculatio</a>Facebook
Twitter
Telegram
WhatsApp
Viber
Email
