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Simplify 12/15
12/15 simplified is 4/5 = 0.8000. Free fraction calculator with GCD and decimal conversion.
4/5 = 0.8000
GCD of 12 and 15 is 3. Simplified: 12/3 / 15/3 = 4/5 = 0.8000
How This Was Calculated
Simplification: Divide numerator and denominator by their GCD.
Addition: a/b + c/d = (ad + bc) / bd
Subtraction: a/b - c/d = (ad - bc) / bd
Multiplication: a/b × c/d = ac / bd
Division: a/b ÷ c/d = ad / bc
Quick Reference Table
| Input | Result |
|---|---|
| 12 / 10 | 6/5 = 1.2000 |
| 12 / 13 | 12/13 = 0.9231 |
| 12 / 14 | 6/7 = 0.8571 |
| 12 / 16 | 3/4 = 0.7500 |
| 12 / 17 | 12/17 = 0.7059 |
| 12 / 20 | 3/5 = 0.6000 |
Frequently Asked Questions
What is a fraction?
A fraction represents a part of a whole, written as numerator/denominator.
How do I simplify fractions?
Divide both numerator and denominator by their greatest common divisor.
Can I add fractions with different denominators?
Yes, the calculator handles common denominators automatically.