Long Division: 100 ÷ 21
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How to divide 100 by 21 using long division and find the remainder?
Answer
100 ÷ 21 = 4 remainder 16
= 4.761904 ≈ 4.76
Remainder 16 is less than the divisor 21. Check: 4 × 21 + 16 = 100.
100 ÷ 21 in a column
| 4 | |||||
| 2 | 1 | 1 | 0 | 0 | |
| − | 8 | 4 | |||
| 1 | 6 |
In the column: quotient 4, remainder 16.
Step by step: 100 ÷ 21
- Step 1100 ÷ 21 → 4: 4 × 21 = 84, 100 − 84 = 16
- Quotient and remainder4 remainder 16
After the point, add a zero to the remainder: 160 ÷ 21 → 7, remainder 13; 130 ÷ 21 → 6, remainder 4; 40 ÷ 21 → 1, remainder 19; 190 ÷ 21 → 9, remainder 1; 10 ÷ 21 → 0, remainder 10; 100 ÷ 21 → 4, remainder 16; remainder 16 again — the digits repeat.
100 ÷ 21 = 4.761904 ≈ 4.76
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- 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
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Long Division Table
| Division | Quotient | Remainder |
|---|---|---|
| 93 ÷ 21 | 4 | 9 |
| 94 ÷ 21 | 4 | 10 |
| 95 ÷ 21 | 4 | 11 |
| 96 ÷ 21 | 4 | 12 |
| 97 ÷ 21 | 4 | 13 |
| 98 ÷ 21 | 4 | 14 |
| 99 ÷ 21 | 4 | 15 |
| 100 ÷ 21 | 4 | 16 |
| 101 ÷ 21 | 4 | 17 |
| 102 ÷ 21 | 4 | 18 |
| 103 ÷ 21 | 4 | 19 |
| 104 ÷ 21 | 4 | 20 |
| 105 ÷ 21 | 5 | 0 |
| 106 ÷ 21 | 5 | 1 |
| 107 ÷ 21 | 5 | 2 |