Long Division: 21 ÷ 4

Long Division Calculator

How to divide 21 by 4 using long division and find the remainder?

Answer

21 ÷ 4 = 5 remainder 1

= 5.25

Remainder 1 is less than the divisor 4. Check: 5 × 4 + 1 = 21.

21 ÷ 4 in a column

			5
4		2	1
	−	2	0
			1

Step by step: 21 ÷ 4

Step 121 ÷ 4 → 5: 5 × 4 = 20, 21 − 20 = 1
Quotient and remainder5 remainder 1

After the point, add a zero to the remainder: 10 ÷ 4 → 2, remainder 2; 20 ÷ 4 → 5, remainder 0; remainder 0 — the decimal ends.

21 ÷ 4 = 5.25

Similar examples to practise

Related Calculations

See Also

Number Facts & Properties - All information about a specific number (spelling, factors, prime check, binary, hexadecimal, QR Code, Barcode and more)
Factors of a Number - List all Factors and Factor Pairs of a Number
Greatest Common Factor - Find the Greatest Common Factor (GCF) of two numbers
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 ÷ 4	3	2
15 ÷ 4	3	3
16 ÷ 4	4	0
17 ÷ 4	4	1
18 ÷ 4	4	2
19 ÷ 4	4	3
20 ÷ 4	5	0
21 ÷ 4	5	1
22 ÷ 4	5	2
23 ÷ 4	5	3
24 ÷ 4	6	0
25 ÷ 4	6	1
26 ÷ 4	6	2
27 ÷ 4	6	3
28 ÷ 4	7	0

FAQ

How to divide 21 by 4 using long division and find the remainder?

21 ÷ 4 = 5 remainder 1

Is 21 divisible by 4?

No, 21 is not divisible by 4. The remainder is 1.

How to check the result of 21 ÷ 4?

Multiply the quotient 5 by the divisor 4 and add the remainder 1. The result should equal 21.

See Also