Subtraction with Regrouping: 221 − 85
Subtraction with Regrouping Calculator
What is 221 − 85?
Answer
221 − 85 =
136
With regrouping: 2 borrows — from the tens and the hundreds
| 1 | 11 | +10 | |
| 1 (was 1, now 11) | |||
| − | 8 | 5 | |
| 1 | 3 | 6 |
Column by column: 221 − 85
- Ones: 1 is less than 5 — borrow 1 ten: tens 2 → 1; 11 − 5 = 6 — write 6.
- Tens: after borrowing, 1; 1 is less than 8 — borrow 1 hundred: hundreds 2 → 1; 11 − 8 = 3 — write 3.
- Hundreds: after borrowing, 1; nothing to subtract — write 1.
221 − 85 = 136
Second check: 221 − 136 = 85
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See Also
- Addition with Regrouping Calculator - Column addition step by step, with every carry
- Long Division Calculator - Step-by-step long division with detailed explanation
- Long Multiplication Calculator - Column multiplication with partial products, step by step
- Subtracting Fractions Calculator - Subtract fractions, mixed numbers and whole numbers step by step
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