3.8 as a Fraction
How to write 3.8 as a Fraction? Converting a decimal to a fraction involves expressing the decimal as a ratio of two numbers, with the denominator being a power of 10. The resulting fraction is usually in its simplest form, which means that the numerator and denominator have no common factors other than 1.
Step-by-Step Calculation:
What is 3.8 as a Fraction?
3.8 Decimal = 19/5 as a Fraction
How to Convert Decimal to Fraction
To convert a decimal number to a fraction, follow these steps:
- Regular Decimals: Count decimal places, write as fraction with denominator as power of 10, then simplify.
- Repeating Decimals: Use algebraic method - multiply by powers of 10 to align repeating parts, then subtract to eliminate repetition.
- Simplification: Find the Greatest Common Divisor (GCD) and divide both numerator and denominator by it.
Decimal to Fraction Conversion Examples
Here are some examples of decimal numbers converted to fractions:
| Decimal | Fraction | Percentage |
|---|---|---|
| 3.3 | 33/10 | 330% |
| 3.4 | 17/5 | 340% |
| 3.5 | 7/2 | 350% |
| 3.6 | 18/5 | 360% |
| 3.7 | 37/10 | 370% |
| 3.8 | 19/5 | 380% |
| 3.9 | 39/10 | 390% |
| 4.1 | 41/10 | 410% |
| 4.2 | 21/5 | 420% |
| 4.3 | 43/10 | 430% |
Conclusion
Converting decimals to fractions is a useful skill in mathematics. Whether dealing with regular or repeating decimals, the methods outlined above provide a clear path to expressing decimals as fractions. Practice with various decimal numbers to become proficient in these conversion techniques.