12.5 as a Fraction
How to write 12.5 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 12.5 as a Fraction?
12.5 Decimal = 25/2 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 |
|---|---|---|
| 12.1 | 121/10 | 1210% |
| 12.2 | 61/5 | 1220% |
| 12.3 | 123/10 | 1230% |
| 12.4 | 62/5 | 1240% |
| 12.5 | 25/2 | 1250% |
| 12.6 | 63/5 | 1260% |
| 12.7 | 127/10 | 1270% |
| 12.8 | 64/5 | 1280% |
| 12.9 | 129/10 | 1290% |
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.