Long Division: 21 ÷ 9

Long Division Calculator

How to divide 21 by 9 using long division and find the remainder?

Answer

21 ÷ 9 = 2 remainder 3

= 2.3 ≈ 2.33

Remainder 3 is less than the divisor 9. Check: 2 × 9 + 3 = 21.

21 ÷ 9 in a column

			2
9		2	1
	−	1	8
			3

Step by step: 21 ÷ 9

Step 121 ÷ 9 → 2: 2 × 9 = 18, 21 − 18 = 3
Quotient and remainder2 remainder 3

After the point, add a zero to the remainder: 30 ÷ 9 → 3, remainder 3; remainder 3 again — the digits repeat.

21 ÷ 9 = 2.3 ≈ 2.33

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Least Common Multiple - Find the Least Common Multiple (LCM) of two numbers
Percentage Calculator: Fraction to Percent - What percentage one number is of another? Convert fraction into a percentage

Recalculate with different values ↑

Long Division Table

Division	Quotient	Remainder
14 ÷ 9	1	5
15 ÷ 9	1	6
16 ÷ 9	1	7
17 ÷ 9	1	8
18 ÷ 9	2	0
19 ÷ 9	2	1
20 ÷ 9	2	2
21 ÷ 9	2	3
22 ÷ 9	2	4
23 ÷ 9	2	5
24 ÷ 9	2	6
25 ÷ 9	2	7
26 ÷ 9	2	8
27 ÷ 9	3	0
28 ÷ 9	3	1

FAQ

How to divide 21 by 9 using long division and find the remainder?

21 ÷ 9 = 2 remainder 3

Is 21 divisible by 9?

No, 21 is not divisible by 9. The remainder is 3.

How to check the result of 21 ÷ 9?

Multiply the quotient 2 by the divisor 9 and add the remainder 3. The result should equal 21.

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