Long Division: 21 ÷ 2
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How to divide 21 by 2 using long division and find the remainder?
Answer
21 ÷ 2 = 10 remainder 1
= 10.5
Remainder 1 is less than the divisor 2. Check: 10 × 2 + 1 = 21.
21 ÷ 2 in a column
| 1 | 0 | ||
| 2 | 2 | 1 | |
| − | 2 | ||
| 1 |
In the column: quotient 10, remainder 1.
Step by step: 21 ÷ 2
- Step 12 ÷ 2 → 1: 1 × 2 = 2, 2 − 2 = 0; bring down 1 → 1
- Step 21 < 2 → 0
- Quotient and remainder10 remainder 1
After the point, add a zero to the remainder: 10 ÷ 2 → 5, remainder 0; remainder 0 — the decimal ends.
21 ÷ 2 = 10.5
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Long Division Table
FAQ
How to divide 21 by 2 using long division and find the remainder?
21 ÷ 2 = 10 remainder 1
Is 21 divisible by 2?
No, 21 is not divisible by 2. The remainder is 1.
How to check the result of 21 ÷ 2?
Multiply the quotient 10 by the divisor 2 and add the remainder 1. The result should equal 21.
See Also
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- Long Division 20 ÷ 10 = 2 - Step by Step
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- Long Division 20 ÷ 18 = 1, Remainder 2
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- Long Division 21 ÷ 1 = 21 - Step by Step
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