Long Division: 21 ÷ 10
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How to divide 21 by 10 using long division and find the remainder?
Answer
21 ÷ 10 = 2 remainder 1
= 2.1
Remainder 1 is less than the divisor 10. Check: 2 × 10 + 1 = 21.
21 ÷ 10 in a column
| 2 | ||||
| 1 | 0 | 2 | 1 | |
| − | 2 | 0 | ||
| 1 |
In the column: quotient 2, remainder 1.
Step by step: 21 ÷ 10
- Step 121 ÷ 10 → 2: 2 × 10 = 20, 21 − 20 = 1
- Quotient and remainder2 remainder 1
After the point, add a zero to the remainder: 10 ÷ 10 → 1, remainder 0; remainder 0 — the decimal ends.
21 ÷ 10 = 2.1
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