What is 3/21 as a Decimal?
Fraction to Decimal Converter
What is 3/21 as a decimal?
Answer
Fraction 3/21 as a decimal is
0.142857
≈ 0.14 to hundredths
Repeating decimal: 3/21 = 1/7 · denominator 7 has the factor 7, not 2 or 5 · the bar marks the period 142857 — 6 digits repeat forever
3 ÷ 21 by long division
| remainder | ×10 | = digit × 21 + new remainder | digit |
|---|---|---|---|
| 3 | 30 | 1 × 21 + 9 | 1 |
| 9 | 90 | 4 × 21 + 6 | 4 |
| 6 | 60 | 2 × 21 + 18 | 2 |
| 18 | 180 | 8 × 21 + 12 | 8 |
| 12 | 120 | 5 × 21 + 15 | 5 |
| 15 | 150 | 7 × 21 + 3 | 7 |
Remainder 3 is back after the 6th division → the 6 digits 142857 repeat: 0.142857.
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See Also
- Decimal to Fraction Converter - Convert Decimal to Fraction
- Decimal to Percent Converter - Convert Decimals to Percentages
- Percent to Decimal Converter - Convert Percents to Decimal
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Fraction to Decimal Conversion Table
| Fraction | Decimal |
|---|---|
| 3/6 | 0.5 |
| 3/7 | 0.428571 |
| 3/8 | 0.375 |
| 3/9 | 0.3 |
| 3/10 | 0.3 |
| 3/11 | 0.27 |
| 3/12 | 0.25 |
| 3/13 | 0.230769 |
| 3/14 | 0.2142857 |
| 3/15 | 0.2 |
| 3/16 | 0.1875 |
| 3/17 | 0.1764705882352941 |
| 3/18 | 0.16 |
| 3/19 | 0.157894736842105263 |
| 3/20 | 0.15 |
| 3/21 | 0.142857 |
| 3/22 | 0.136 |
| 3/23 | 0.13043478260869… |
| 3/24 | 0.125 |
| 3/25 | 0.12 |
| 3/26 | 0.1153846 |
| 3/27 | 0.1 |
| 3/28 | 0.10714285 |
| 3/29 | 0.10344827586206… |
| 3/30 | 0.1 |
| 3/31 | 0.096774193548387 |
| 3/32 | 0.09375 |
| 3/33 | 0.09 |
| 3/34 | 0.08823529411764705 |
| 3/35 | 0.0857142 |