Long Division: 21 ÷ 18
Long Division Calculator
How to divide 21 by 18 using long division and find the remainder?
Answer
21 ÷ 18 = 1 remainder 3
= 1.16 ≈ 1.17
Remainder 3 is less than the divisor 18. Check: 1 × 18 + 3 = 21.
21 ÷ 18 in a column
| 1 | ||||
| 1 | 8 | 2 | 1 | |
| − | 1 | 8 | ||
| 3 |
In the column: quotient 1, remainder 3.
Step by step: 21 ÷ 18
- Step 121 ÷ 18 → 1: 1 × 18 = 18, 21 − 18 = 3
- Quotient and remainder1 remainder 3
After the point, add a zero to the remainder: 30 ÷ 18 → 1, remainder 12; 120 ÷ 18 → 6, remainder 12; remainder 12 again — the digits repeat.
21 ÷ 18 = 1.16 ≈ 1.17
Similar examples to practise
Found an error in the calculation or the information?
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
Share This Calculation
Print
<a href="https://calculat.io/en/number/long-division/21--18">Long Division 21 ÷ 18 = 1, Remainder 3 - Calculatio</a>Facebook
Twitter
Telegram
WhatsApp
Viber
Email
